Home / 1,341,623.52-1,851,462.36-729,788.40

Finding the Fourth Proportional to 1,341,623.52, 1,851,462.36 and 729,788.40

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Solution

The fourth proportional to 1,341,623.52, 1,851,462.36 and 729,788.40 is: 1,007,119.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,623.52 : 1,851,462.36 = 729,788.40 : x
  2. Step 2: Convert to fraction form
    1,341,623.52/1,851,462.36 = 729,788.40/x
  3. Step 3: Cross multiply
    1,341,623.52x = 1,851,462.36 × 729,788.40
  4. Step 4: Simplify right side
    1,341,623.52x = 1,351,175,753,364.62
  5. Step 5: Solve for x
    x = 1,351,175,753,364.62/1,341,623.52
  6. Step 6: Final answer
    x = 1,007,119.91

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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.