Home / 1,011,947.34-1,396,488.70-582,218.86

Finding the Fourth Proportional to 1,011,947.34, 1,396,488.70 and 582,218.86

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Solution

The fourth proportional to 1,011,947.34, 1,396,488.70 and 582,218.86 is: 803,462.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,947.34 : 1,396,488.70 = 582,218.86 : x
  2. Step 2: Convert to fraction form
    1,011,947.34/1,396,488.70 = 582,218.86/x
  3. Step 3: Cross multiply
    1,011,947.34x = 1,396,488.70 × 582,218.86
  4. Step 4: Simplify right side
    1,011,947.34x = 813,062,058,916.88
  5. Step 5: Solve for x
    x = 813,062,058,916.88/1,011,947.34
  6. Step 6: Final answer
    x = 803,462.82

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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.