Home / 1,344,004.80-2,013,674.40-870,446.40

Finding the Fourth Proportional to 1,344,004.80, 2,013,674.40 and 870,446.40

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Solution

The fourth proportional to 1,344,004.80, 2,013,674.40 and 870,446.40 is: 1,304,158.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,004.80 : 2,013,674.40 = 870,446.40 : x
  2. Step 2: Convert to fraction form
    1,344,004.80/2,013,674.40 = 870,446.40/x
  3. Step 3: Cross multiply
    1,344,004.80x = 2,013,674.40 × 870,446.40
  4. Step 4: Simplify right side
    1,344,004.80x = 1,752,795,632,252.16
  5. Step 5: Solve for x
    x = 1,752,795,632,252.16/1,344,004.80
  6. Step 6: Final answer
    x = 1,304,158.76

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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.