Home / 1,587,739.38-2,380,856.58-615,557.94

Finding the Fourth Proportional to 1,587,739.38, 2,380,856.58 and 615,557.94

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Solution

The fourth proportional to 1,587,739.38, 2,380,856.58 and 615,557.94 is: 923,045.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,587,739.38 : 2,380,856.58 = 615,557.94 : x
  2. Step 2: Convert to fraction form
    1,587,739.38/2,380,856.58 = 615,557.94/x
  3. Step 3: Cross multiply
    1,587,739.38x = 2,380,856.58 × 615,557.94
  4. Step 4: Simplify right side
    1,587,739.38x = 1,465,555,171,820.25
  5. Step 5: Solve for x
    x = 1,465,555,171,820.25/1,587,739.38
  6. Step 6: Final answer
    x = 923,045.17

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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.