Home / 2,692,711.50-3,715,856.60-1,531,283.96

Finding the Fourth Proportional to 2,692,711.50, 3,715,856.60 and 1,531,283.96

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Solution

The fourth proportional to 2,692,711.50, 3,715,856.60 and 1,531,283.96 is: 2,113,123.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,692,711.50 : 3,715,856.60 = 1,531,283.96 : x
  2. Step 2: Convert to fraction form
    2,692,711.50/3,715,856.60 = 1,531,283.96/x
  3. Step 3: Cross multiply
    2,692,711.50x = 3,715,856.60 × 1,531,283.96
  4. Step 4: Simplify right side
    2,692,711.50x = 5,690,031,583,004.43
  5. Step 5: Solve for x
    x = 5,690,031,583,004.43/2,692,711.50
  6. Step 6: Final answer
    x = 2,113,123.36

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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.