Home / 1,645,443.40-2,468,337.90-523,251.40

Finding the Fourth Proportional to 1,645,443.40, 2,468,337.90 and 523,251.40

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Solution

The fourth proportional to 1,645,443.40, 2,468,337.90 and 523,251.40 is: 784,932.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,645,443.40 : 2,468,337.90 = 523,251.40 : x
  2. Step 2: Convert to fraction form
    1,645,443.40/2,468,337.90 = 523,251.40/x
  3. Step 3: Cross multiply
    1,645,443.40x = 2,468,337.90 × 523,251.40
  4. Step 4: Simplify right side
    1,645,443.40x = 1,291,561,261,848.06
  5. Step 5: Solve for x
    x = 1,291,561,261,848.06/1,645,443.40
  6. Step 6: Final answer
    x = 784,932.05

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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.