Home / 1,342,425.78-1,852,630.26-769,552.08

Finding the Fourth Proportional to 1,342,425.78, 1,852,630.26 and 769,552.08

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Solution

The fourth proportional to 1,342,425.78, 1,852,630.26 and 769,552.08 is: 1,062,029.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,425.78 : 1,852,630.26 = 769,552.08 : x
  2. Step 2: Convert to fraction form
    1,342,425.78/1,852,630.26 = 769,552.08/x
  3. Step 3: Cross multiply
    1,342,425.78x = 1,852,630.26 × 769,552.08
  4. Step 4: Simplify right side
    1,342,425.78x = 1,425,695,470,053.94
  5. Step 5: Solve for x
    x = 1,425,695,470,053.94/1,342,425.78
  6. Step 6: Final answer
    x = 1,062,029.27

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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.