Home / 1,498,000.90-2,247,001.35-1,320,708.10

Finding the Fourth Proportional to 1,498,000.90, 2,247,001.35 and 1,320,708.10

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Solution

The fourth proportional to 1,498,000.90, 2,247,001.35 and 1,320,708.10 is: 1,981,062.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,498,000.90 : 2,247,001.35 = 1,320,708.10 : x
  2. Step 2: Convert to fraction form
    1,498,000.90/2,247,001.35 = 1,320,708.10/x
  3. Step 3: Cross multiply
    1,498,000.90x = 2,247,001.35 × 1,320,708.10
  4. Step 4: Simplify right side
    1,498,000.90x = 2,967,632,883,655.94
  5. Step 5: Solve for x
    x = 2,967,632,883,655.94/1,498,000.90
  6. Step 6: Final answer
    x = 1,981,062.15

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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.