Home / 1,123,605.27-1,550,581.79-614,307.65

Finding the Fourth Proportional to 1,123,605.27, 1,550,581.79 and 614,307.65

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Solution

The fourth proportional to 1,123,605.27, 1,550,581.79 and 614,307.65 is: 847,748.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,123,605.27 : 1,550,581.79 = 614,307.65 : x
  2. Step 2: Convert to fraction form
    1,123,605.27/1,550,581.79 = 614,307.65/x
  3. Step 3: Cross multiply
    1,123,605.27x = 1,550,581.79 × 614,307.65
  4. Step 4: Simplify right side
    1,123,605.27x = 952,534,244,723.25
  5. Step 5: Solve for x
    x = 952,534,244,723.25/1,123,605.27
  6. Step 6: Final answer
    x = 847,748.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.