Home / 1,371,528.45-2,057,391.29-472,957.18

Finding the Fourth Proportional to 1,371,528.45, 2,057,391.29 and 472,957.18

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Solution

The fourth proportional to 1,371,528.45, 2,057,391.29 and 472,957.18 is: 709,469.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,371,528.45 : 2,057,391.29 = 472,957.18 : x
  2. Step 2: Convert to fraction form
    1,371,528.45/2,057,391.29 = 472,957.18/x
  3. Step 3: Cross multiply
    1,371,528.45x = 2,057,391.29 × 472,957.18
  4. Step 4: Simplify right side
    1,371,528.45x = 973,057,978,713.88
  5. Step 5: Solve for x
    x = 973,057,978,713.88/1,371,528.45
  6. Step 6: Final answer
    x = 709,469.77

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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.