Home / 1,497,013.28-2,065,854-817,935.20

Finding the Fourth Proportional to 1,497,013.28, 2,065,854 and 817,935.20

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Solution

The fourth proportional to 1,497,013.28, 2,065,854 and 817,935.20 is: 1,128,737.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,497,013.28 : 2,065,854 = 817,935.20 : x
  2. Step 2: Convert to fraction form
    1,497,013.28/2,065,854 = 817,935.20/x
  3. Step 3: Cross multiply
    1,497,013.28x = 2,065,854 × 817,935.20
  4. Step 4: Simplify right side
    1,497,013.28x = 1,689,734,704,660.80
  5. Step 5: Solve for x
    x = 1,689,734,704,660.80/1,497,013.28
  6. Step 6: Final answer
    x = 1,128,737.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.