Home / 1,344,274.40-2,016,411.60-1,241,631.20

Finding the Fourth Proportional to 1,344,274.40, 2,016,411.60 and 1,241,631.20

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Solution

The fourth proportional to 1,344,274.40, 2,016,411.60 and 1,241,631.20 is: 1,862,446.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,274.40 : 2,016,411.60 = 1,241,631.20 : x
  2. Step 2: Convert to fraction form
    1,344,274.40/2,016,411.60 = 1,241,631.20/x
  3. Step 3: Cross multiply
    1,344,274.40x = 2,016,411.60 × 1,241,631.20
  4. Step 4: Simplify right side
    1,344,274.40x = 2,503,639,554,601.92
  5. Step 5: Solve for x
    x = 2,503,639,554,601.92/1,344,274.40
  6. Step 6: Final answer
    x = 1,862,446.80

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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.