Home / 1,538,373.87-2,123,056.17-850,046.40

Finding the Fourth Proportional to 1,538,373.87, 2,123,056.17 and 850,046.40

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Solution

The fourth proportional to 1,538,373.87, 2,123,056.17 and 850,046.40 is: 1,173,119.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,538,373.87 : 2,123,056.17 = 850,046.40 : x
  2. Step 2: Convert to fraction form
    1,538,373.87/2,123,056.17 = 850,046.40/x
  3. Step 3: Cross multiply
    1,538,373.87x = 2,123,056.17 × 850,046.40
  4. Step 4: Simplify right side
    1,538,373.87x = 1,804,696,254,306.29
  5. Step 5: Solve for x
    x = 1,804,696,254,306.29/1,538,373.87
  6. Step 6: Final answer
    x = 1,173,119.41

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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.