Home / 1,878,542.87-2,816,061.32-741,314.52

Finding the Fourth Proportional to 1,878,542.87, 2,816,061.32 and 741,314.52

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Solution

The fourth proportional to 1,878,542.87, 2,816,061.32 and 741,314.52 is: 1,111,280.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,878,542.87 : 2,816,061.32 = 741,314.52 : x
  2. Step 2: Convert to fraction form
    1,878,542.87/2,816,061.32 = 741,314.52/x
  3. Step 3: Cross multiply
    1,878,542.87x = 2,816,061.32 × 741,314.52
  4. Step 4: Simplify right side
    1,878,542.87x = 2,087,587,142,019.79
  5. Step 5: Solve for x
    x = 2,087,587,142,019.79/1,878,542.87
  6. Step 6: Final answer
    x = 1,111,280.01

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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.