Home / 3,500,999.60-5,251,499.40-841,607.60

Finding the Fourth Proportional to 3,500,999.60, 5,251,499.40 and 841,607.60

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Solution

The fourth proportional to 3,500,999.60, 5,251,499.40 and 841,607.60 is: 1,262,411.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,500,999.60 : 5,251,499.40 = 841,607.60 : x
  2. Step 2: Convert to fraction form
    3,500,999.60/5,251,499.40 = 841,607.60/x
  3. Step 3: Cross multiply
    3,500,999.60x = 5,251,499.40 × 841,607.60
  4. Step 4: Simplify right side
    3,500,999.60x = 4,419,701,806,435.44
  5. Step 5: Solve for x
    x = 4,419,701,806,435.44/3,500,999.60
  6. Step 6: Final answer
    x = 1,262,411.40

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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.