Home / 3,219,991.40-4,829,987.10-1,726,999.40

Finding the Fourth Proportional to 3,219,991.40, 4,829,987.10 and 1,726,999.40

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Solution

The fourth proportional to 3,219,991.40, 4,829,987.10 and 1,726,999.40 is: 2,590,499.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,219,991.40 : 4,829,987.10 = 1,726,999.40 : x
  2. Step 2: Convert to fraction form
    3,219,991.40/4,829,987.10 = 1,726,999.40/x
  3. Step 3: Cross multiply
    3,219,991.40x = 4,829,987.10 × 1,726,999.40
  4. Step 4: Simplify right side
    3,219,991.40x = 8,341,384,823,707.74
  5. Step 5: Solve for x
    x = 8,341,384,823,707.74/3,219,991.40
  6. Step 6: Final answer
    x = 2,590,499.10

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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.