Home / 1,816,088.31-2,724,132.47-856,320.53

Finding the Fourth Proportional to 1,816,088.31, 2,724,132.47 and 856,320.53

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Solution

The fourth proportional to 1,816,088.31, 2,724,132.47 and 856,320.53 is: 1,284,480.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,816,088.31 : 2,724,132.47 = 856,320.53 : x
  2. Step 2: Convert to fraction form
    1,816,088.31/2,724,132.47 = 856,320.53/x
  3. Step 3: Cross multiply
    1,816,088.31x = 2,724,132.47 × 856,320.53
  4. Step 4: Simplify right side
    1,816,088.31x = 2,332,730,542,598.34
  5. Step 5: Solve for x
    x = 2,332,730,542,598.34/1,816,088.31
  6. Step 6: Final answer
    x = 1,284,480.79

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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.