Home / 1,039,637.13-1,559,454.63-391,334.39

Finding the Fourth Proportional to 1,039,637.13, 1,559,454.63 and 391,334.39

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Solution

The fourth proportional to 1,039,637.13, 1,559,454.63 and 391,334.39 is: 587,001.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,637.13 : 1,559,454.63 = 391,334.39 : x
  2. Step 2: Convert to fraction form
    1,039,637.13/1,559,454.63 = 391,334.39/x
  3. Step 3: Cross multiply
    1,039,637.13x = 1,559,454.63 × 391,334.39
  4. Step 4: Simplify right side
    1,039,637.13x = 610,268,222,946.90
  5. Step 5: Solve for x
    x = 610,268,222,946.90/1,039,637.13
  6. Step 6: Final answer
    x = 587,001.18

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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.