Home / 1,310,920.24-1,809,103.92-737,981.20

Finding the Fourth Proportional to 1,310,920.24, 1,809,103.92 and 737,981.20

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Solution

The fourth proportional to 1,310,920.24, 1,809,103.92 and 737,981.20 is: 1,018,433.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,310,920.24 : 1,809,103.92 = 737,981.20 : x
  2. Step 2: Convert to fraction form
    1,310,920.24/1,809,103.92 = 737,981.20/x
  3. Step 3: Cross multiply
    1,310,920.24x = 1,809,103.92 × 737,981.20
  4. Step 4: Simplify right side
    1,310,920.24x = 1,335,084,681,806.30
  5. Step 5: Solve for x
    x = 1,335,084,681,806.30/1,310,920.24
  6. Step 6: Final answer
    x = 1,018,433.19

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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.