Home / 1,416,903.40-2,123,972.70-1,267,604.20

Finding the Fourth Proportional to 1,416,903.40, 2,123,972.70 and 1,267,604.20

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Solution

The fourth proportional to 1,416,903.40, 2,123,972.70 and 1,267,604.20 is: 1,900,169.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,903.40 : 2,123,972.70 = 1,267,604.20 : x
  2. Step 2: Convert to fraction form
    1,416,903.40/2,123,972.70 = 1,267,604.20/x
  3. Step 3: Cross multiply
    1,416,903.40x = 2,123,972.70 × 1,267,604.20
  4. Step 4: Simplify right side
    1,416,903.40x = 2,692,356,715,205.34
  5. Step 5: Solve for x
    x = 2,692,356,715,205.34/1,416,903.40
  6. Step 6: Final answer
    x = 1,900,169.56

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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.