Home / 2,553,443.28-3,830,725.08-756,467.19

Finding the Fourth Proportional to 2,553,443.28, 3,830,725.08 and 756,467.19

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Solution

The fourth proportional to 2,553,443.28, 3,830,725.08 and 756,467.19 is: 1,134,866.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,553,443.28 : 3,830,725.08 = 756,467.19 : x
  2. Step 2: Convert to fraction form
    2,553,443.28/3,830,725.08 = 756,467.19/x
  3. Step 3: Cross multiply
    2,553,443.28x = 3,830,725.08 × 756,467.19
  4. Step 4: Simplify right side
    2,553,443.28x = 2,897,817,836,930.13
  5. Step 5: Solve for x
    x = 2,897,817,836,930.13/2,553,443.28
  6. Step 6: Final answer
    x = 1,134,866.73

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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.