Home / 1,342,173.44-1,852,221.47-730,329.27

Finding the Fourth Proportional to 1,342,173.44, 1,852,221.47 and 730,329.27

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Solution

The fourth proportional to 1,342,173.44, 1,852,221.47 and 730,329.27 is: 1,007,866.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,173.44 : 1,852,221.47 = 730,329.27 : x
  2. Step 2: Convert to fraction form
    1,342,173.44/1,852,221.47 = 730,329.27/x
  3. Step 3: Cross multiply
    1,342,173.44x = 1,852,221.47 × 730,329.27
  4. Step 4: Simplify right side
    1,342,173.44x = 1,352,731,550,411.78
  5. Step 5: Solve for x
    x = 1,352,731,550,411.78/1,342,173.44
  6. Step 6: Final answer
    x = 1,007,866.43

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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.