Home / 1,283,815.20-1,924,167.60-573,088.80

Finding the Fourth Proportional to 1,283,815.20, 1,924,167.60 and 573,088.80

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Solution

The fourth proportional to 1,283,815.20, 1,924,167.60 and 573,088.80 is: 858,938.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,815.20 : 1,924,167.60 = 573,088.80 : x
  2. Step 2: Convert to fraction form
    1,283,815.20/1,924,167.60 = 573,088.80/x
  3. Step 3: Cross multiply
    1,283,815.20x = 1,924,167.60 × 573,088.80
  4. Step 4: Simplify right side
    1,283,815.20x = 1,102,718,900,882.88
  5. Step 5: Solve for x
    x = 1,102,718,900,882.88/1,283,815.20
  6. Step 6: Final answer
    x = 858,938.97

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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.