Home / 1,687,797.60-2,531,423.52-623,340.96

Finding the Fourth Proportional to 1,687,797.60, 2,531,423.52 and 623,340.96

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Solution

The fourth proportional to 1,687,797.60, 2,531,423.52 and 623,340.96 is: 934,910.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,687,797.60 : 2,531,423.52 = 623,340.96 : x
  2. Step 2: Convert to fraction form
    1,687,797.60/2,531,423.52 = 623,340.96/x
  3. Step 3: Cross multiply
    1,687,797.60x = 2,531,423.52 × 623,340.96
  4. Step 4: Simplify right side
    1,687,797.60x = 1,577,939,967,123.38
  5. Step 5: Solve for x
    x = 1,577,939,967,123.38/1,687,797.60
  6. Step 6: Final answer
    x = 934,910.66

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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.