Home / 1,273,330.13-1,757,445.19-729,830.25

Finding the Fourth Proportional to 1,273,330.13, 1,757,445.19 and 729,830.25

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Solution

The fourth proportional to 1,273,330.13, 1,757,445.19 and 729,830.25 is: 1,007,308.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,273,330.13 : 1,757,445.19 = 729,830.25 : x
  2. Step 2: Convert to fraction form
    1,273,330.13/1,757,445.19 = 729,830.25/x
  3. Step 3: Cross multiply
    1,273,330.13x = 1,757,445.19 × 729,830.25
  4. Step 4: Simplify right side
    1,273,330.13x = 1,282,636,660,554.42
  5. Step 5: Solve for x
    x = 1,282,636,660,554.42/1,273,330.13
  6. Step 6: Final answer
    x = 1,007,308.82

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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.