Home / 1,186,392.38-1,779,891.92-344,944.13

Finding the Fourth Proportional to 1,186,392.38, 1,779,891.92 and 344,944.13

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Solution

The fourth proportional to 1,186,392.38, 1,779,891.92 and 344,944.13 is: 517,504.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,186,392.38 : 1,779,891.92 = 344,944.13 : x
  2. Step 2: Convert to fraction form
    1,186,392.38/1,779,891.92 = 344,944.13/x
  3. Step 3: Cross multiply
    1,186,392.38x = 1,779,891.92 × 344,944.13
  4. Step 4: Simplify right side
    1,186,392.38x = 613,963,268,113.71
  5. Step 5: Solve for x
    x = 613,963,268,113.71/1,186,392.38
  6. Step 6: Final answer
    x = 517,504.39

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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.