Home / 1,008,249.98-1,391,483.03-753,158.30

Finding the Fourth Proportional to 1,008,249.98, 1,391,483.03 and 753,158.30

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Solution

The fourth proportional to 1,008,249.98, 1,391,483.03 and 753,158.30 is: 1,039,431.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,249.98 : 1,391,483.03 = 753,158.30 : x
  2. Step 2: Convert to fraction form
    1,008,249.98/1,391,483.03 = 753,158.30/x
  3. Step 3: Cross multiply
    1,008,249.98x = 1,391,483.03 × 753,158.30
  4. Step 4: Simplify right side
    1,008,249.98x = 1,048,006,982,630.44
  5. Step 5: Solve for x
    x = 1,048,006,982,630.44/1,008,249.98
  6. Step 6: Final answer
    x = 1,039,431.70

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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.