Home / 1,409,660.10-2,114,490.15-812,463.30

Finding the Fourth Proportional to 1,409,660.10, 2,114,490.15 and 812,463.30

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Solution

The fourth proportional to 1,409,660.10, 2,114,490.15 and 812,463.30 is: 1,218,694.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,409,660.10 : 2,114,490.15 = 812,463.30 : x
  2. Step 2: Convert to fraction form
    1,409,660.10/2,114,490.15 = 812,463.30/x
  3. Step 3: Cross multiply
    1,409,660.10x = 2,114,490.15 × 812,463.30
  4. Step 4: Simplify right side
    1,409,660.10x = 1,717,945,645,086.50
  5. Step 5: Solve for x
    x = 1,717,945,645,086.50/1,409,660.10
  6. Step 6: Final answer
    x = 1,218,694.95

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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.