Home / 1,360,947.28-1,878,092.36-749,086.92

Finding the Fourth Proportional to 1,360,947.28, 1,878,092.36 and 749,086.92

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Solution

The fourth proportional to 1,360,947.28, 1,878,092.36 and 749,086.92 is: 1,033,731.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,360,947.28 : 1,878,092.36 = 749,086.92 : x
  2. Step 2: Convert to fraction form
    1,360,947.28/1,878,092.36 = 749,086.92/x
  3. Step 3: Cross multiply
    1,360,947.28x = 1,878,092.36 × 749,086.92
  4. Step 4: Simplify right side
    1,360,947.28x = 1,406,854,421,427.93
  5. Step 5: Solve for x
    x = 1,406,854,421,427.93/1,360,947.28
  6. Step 6: Final answer
    x = 1,033,731.76

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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.