Home / 1,575,023.92-2,361,486.12-765,192.40

Finding the Fourth Proportional to 1,575,023.92, 2,361,486.12 and 765,192.40

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Solution

The fourth proportional to 1,575,023.92, 2,361,486.12 and 765,192.40 is: 1,147,278.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,575,023.92 : 2,361,486.12 = 765,192.40 : x
  2. Step 2: Convert to fraction form
    1,575,023.92/2,361,486.12 = 765,192.40/x
  3. Step 3: Cross multiply
    1,575,023.92x = 2,361,486.12 × 765,192.40
  4. Step 4: Simplify right side
    1,575,023.92x = 1,806,991,231,729.49
  5. Step 5: Solve for x
    x = 1,806,991,231,729.49/1,575,023.92
  6. Step 6: Final answer
    x = 1,147,278.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.