Home / 1,371,621.85-2,057,101.89-572,470.18

Finding the Fourth Proportional to 1,371,621.85, 2,057,101.89 and 572,470.18

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Solution

The fourth proportional to 1,371,621.85, 2,057,101.89 and 572,470.18 is: 858,567.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,371,621.85 : 2,057,101.89 = 572,470.18 : x
  2. Step 2: Convert to fraction form
    1,371,621.85/2,057,101.89 = 572,470.18/x
  3. Step 3: Cross multiply
    1,371,621.85x = 2,057,101.89 × 572,470.18
  4. Step 4: Simplify right side
    1,371,621.85x = 1,177,629,489,246.64
  5. Step 5: Solve for x
    x = 1,177,629,489,246.64/1,371,621.85
  6. Step 6: Final answer
    x = 858,567.17

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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.