Home / 5,393,999.60-8,090,999.40-2,197,480.40

Finding the Fourth Proportional to 5,393,999.60, 8,090,999.40 and 2,197,480.40

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Solution

The fourth proportional to 5,393,999.60, 8,090,999.40 and 2,197,480.40 is: 3,296,220.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,393,999.60 : 8,090,999.40 = 2,197,480.40 : x
  2. Step 2: Convert to fraction form
    5,393,999.60/8,090,999.40 = 2,197,480.40/x
  3. Step 3: Cross multiply
    5,393,999.60x = 8,090,999.40 × 2,197,480.40
  4. Step 4: Simplify right side
    5,393,999.60x = 17,779,812,597,911.76
  5. Step 5: Solve for x
    x = 17,779,812,597,911.76/5,393,999.60
  6. Step 6: Final answer
    x = 3,296,220.60

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.