Home / 1,338,159.93-1,846,656.09-726,312.66

Finding the Fourth Proportional to 1,338,159.93, 1,846,656.09 and 726,312.66

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Solution

The fourth proportional to 1,338,159.93, 1,846,656.09 and 726,312.66 is: 1,002,308.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,338,159.93 : 1,846,656.09 = 726,312.66 : x
  2. Step 2: Convert to fraction form
    1,338,159.93/1,846,656.09 = 726,312.66/x
  3. Step 3: Cross multiply
    1,338,159.93x = 1,846,656.09 × 726,312.66
  4. Step 4: Simplify right side
    1,338,159.93x = 1,341,249,696,833.10
  5. Step 5: Solve for x
    x = 1,341,249,696,833.10/1,338,159.93
  6. Step 6: Final answer
    x = 1,002,308.97

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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.