Home / 1,042,511.28-1,437,923.78-956,747.28

Finding the Fourth Proportional to 1,042,511.28, 1,437,923.78 and 956,747.28

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Solution

The fourth proportional to 1,042,511.28, 1,437,923.78 and 956,747.28 is: 1,319,630.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,511.28 : 1,437,923.78 = 956,747.28 : x
  2. Step 2: Convert to fraction form
    1,042,511.28/1,437,923.78 = 956,747.28/x
  3. Step 3: Cross multiply
    1,042,511.28x = 1,437,923.78 × 956,747.28
  4. Step 4: Simplify right side
    1,042,511.28x = 1,375,729,665,362.32
  5. Step 5: Solve for x
    x = 1,375,729,665,362.32/1,042,511.28
  6. Step 6: Final answer
    x = 1,319,630.48

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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.