Home / 1,575,597.92-2,172,132.78-1,331,594.33

Finding the Fourth Proportional to 1,575,597.92, 2,172,132.78 and 1,331,594.33

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Solution

The fourth proportional to 1,575,597.92, 2,172,132.78 and 1,331,594.33 is: 1,835,747.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,575,597.92 : 2,172,132.78 = 1,331,594.33 : x
  2. Step 2: Convert to fraction form
    1,575,597.92/2,172,132.78 = 1,331,594.33/x
  3. Step 3: Cross multiply
    1,575,597.92x = 2,172,132.78 × 1,331,594.33
  4. Step 4: Simplify right side
    1,575,597.92x = 2,892,399,693,855.14
  5. Step 5: Solve for x
    x = 2,892,399,693,855.14/1,575,597.92
  6. Step 6: Final answer
    x = 1,835,747.34

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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.