Home / 1,342,166.23-1,852,161.91-730,331.11

Finding the Fourth Proportional to 1,342,166.23, 1,852,161.91 and 730,331.11

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Solution

The fourth proportional to 1,342,166.23, 1,852,161.91 and 730,331.11 is: 1,007,841.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,166.23 : 1,852,161.91 = 730,331.11 : x
  2. Step 2: Convert to fraction form
    1,342,166.23/1,852,161.91 = 730,331.11/x
  3. Step 3: Cross multiply
    1,342,166.23x = 1,852,161.91 × 730,331.11
  4. Step 4: Simplify right side
    1,342,166.23x = 1,352,691,457,173.79
  5. Step 5: Solve for x
    x = 1,352,691,457,173.79/1,342,166.23
  6. Step 6: Final answer
    x = 1,007,841.97

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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.