Home / 1,409,513.20-2,109,604.20-1,092,252.40

Finding the Fourth Proportional to 1,409,513.20, 2,109,604.20 and 1,092,252.40

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Solution

The fourth proportional to 1,409,513.20, 2,109,604.20 and 1,092,252.40 is: 1,634,763.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,409,513.20 : 2,109,604.20 = 1,092,252.40 : x
  2. Step 2: Convert to fraction form
    1,409,513.20/2,109,604.20 = 1,092,252.40/x
  3. Step 3: Cross multiply
    1,409,513.20x = 2,109,604.20 × 1,092,252.40
  4. Step 4: Simplify right side
    1,409,513.20x = 2,304,220,250,500.08
  5. Step 5: Solve for x
    x = 2,304,220,250,500.08/1,409,513.20
  6. Step 6: Final answer
    x = 1,634,763.16

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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.