Home / 1,449,935.28-2,176,286.76-890,063.28

Finding the Fourth Proportional to 1,449,935.28, 2,176,286.76 and 890,063.28

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Solution

The fourth proportional to 1,449,935.28, 2,176,286.76 and 890,063.28 is: 1,335,944.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,449,935.28 : 2,176,286.76 = 890,063.28 : x
  2. Step 2: Convert to fraction form
    1,449,935.28/2,176,286.76 = 890,063.28/x
  3. Step 3: Cross multiply
    1,449,935.28x = 2,176,286.76 × 890,063.28
  4. Step 4: Simplify right side
    1,449,935.28x = 1,937,032,931,826.17
  5. Step 5: Solve for x
    x = 1,937,032,931,826.17/1,449,935.28
  6. Step 6: Final answer
    x = 1,335,944.41

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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.