Home / 1,131,817.04-1,561,891.98-615,559.69

Finding the Fourth Proportional to 1,131,817.04, 1,561,891.98 and 615,559.69

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Solution

The fourth proportional to 1,131,817.04, 1,561,891.98 and 615,559.69 is: 849,463.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,817.04 : 1,561,891.98 = 615,559.69 : x
  2. Step 2: Convert to fraction form
    1,131,817.04/1,561,891.98 = 615,559.69/x
  3. Step 3: Cross multiply
    1,131,817.04x = 1,561,891.98 × 615,559.69
  4. Step 4: Simplify right side
    1,131,817.04x = 961,437,743,022.29
  5. Step 5: Solve for x
    x = 961,437,743,022.29/1,131,817.04
  6. Step 6: Final answer
    x = 849,463.92

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Double scale
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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.