Home / 1,409,521.20-2,109,616.20-1,092,260.40

Finding the Fourth Proportional to 1,409,521.20, 2,109,616.20 and 1,092,260.40

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Solution

The fourth proportional to 1,409,521.20, 2,109,616.20 and 1,092,260.40 is: 1,634,775.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,409,521.20 : 2,109,616.20 = 1,092,260.40 : x
  2. Step 2: Convert to fraction form
    1,409,521.20/2,109,616.20 = 1,092,260.40/x
  3. Step 3: Cross multiply
    1,409,521.20x = 2,109,616.20 × 1,092,260.40
  4. Step 4: Simplify right side
    1,409,521.20x = 2,304,250,234,458.48
  5. Step 5: Solve for x
    x = 2,304,250,234,458.48/1,409,521.20
  6. Step 6: Final answer
    x = 1,634,775.15

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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.