Home / 1,078,373.34-1,488,103.27-588,313.68

Finding the Fourth Proportional to 1,078,373.34, 1,488,103.27 and 588,313.68

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Solution

The fourth proportional to 1,078,373.34, 1,488,103.27 and 588,313.68 is: 811,844.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,373.34 : 1,488,103.27 = 588,313.68 : x
  2. Step 2: Convert to fraction form
    1,078,373.34/1,488,103.27 = 588,313.68/x
  3. Step 3: Cross multiply
    1,078,373.34x = 1,488,103.27 × 588,313.68
  4. Step 4: Simplify right side
    1,078,373.34x = 875,471,510,993.73
  5. Step 5: Solve for x
    x = 875,471,510,993.73/1,078,373.34
  6. Step 6: Final answer
    x = 811,844.54

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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.