Home / 1,631,125.60-2,442,022.80-1,001,269.60

Finding the Fourth Proportional to 1,631,125.60, 2,442,022.80 and 1,001,269.60

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Solution

The fourth proportional to 1,631,125.60, 2,442,022.80 and 1,001,269.60 is: 1,499,040.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,631,125.60 : 2,442,022.80 = 1,001,269.60 : x
  2. Step 2: Convert to fraction form
    1,631,125.60/2,442,022.80 = 1,001,269.60/x
  3. Step 3: Cross multiply
    1,631,125.60x = 2,442,022.80 × 1,001,269.60
  4. Step 4: Simplify right side
    1,631,125.60x = 2,445,123,192,146.88
  5. Step 5: Solve for x
    x = 2,445,123,192,146.88/1,631,125.60
  6. Step 6: Final answer
    x = 1,499,040.41

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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.