Home / 1,331,753.13-1,997,688.02-385,219.53

Finding the Fourth Proportional to 1,331,753.13, 1,997,688.02 and 385,219.53

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Solution

The fourth proportional to 1,331,753.13, 1,997,688.02 and 385,219.53 is: 577,846.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,331,753.13 : 1,997,688.02 = 385,219.53 : x
  2. Step 2: Convert to fraction form
    1,331,753.13/1,997,688.02 = 385,219.53/x
  3. Step 3: Cross multiply
    1,331,753.13x = 1,997,688.02 × 385,219.53
  4. Step 4: Simplify right side
    1,331,753.13x = 769,548,438,224.93
  5. Step 5: Solve for x
    x = 769,548,438,224.93/1,331,753.13
  6. Step 6: Final answer
    x = 577,846.16

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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.