Home / 1,447,963.20-2,169,806.40-1,049,443.20

Finding the Fourth Proportional to 1,447,963.20, 2,169,806.40 and 1,049,443.20

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Solution

The fourth proportional to 1,447,963.20, 2,169,806.40 and 1,049,443.20 is: 1,572,614.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447,963.20 : 2,169,806.40 = 1,049,443.20 : x
  2. Step 2: Convert to fraction form
    1,447,963.20/2,169,806.40 = 1,049,443.20/x
  3. Step 3: Cross multiply
    1,447,963.20x = 2,169,806.40 × 1,049,443.20
  4. Step 4: Simplify right side
    1,447,963.20x = 2,277,088,571,796.48
  5. Step 5: Solve for x
    x = 2,277,088,571,796.48/1,447,963.20
  6. Step 6: Final answer
    x = 1,572,614.95

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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.