Home / 1,008,251.35-1,391,484.92-753,159.67

Finding the Fourth Proportional to 1,008,251.35, 1,391,484.92 and 753,159.67

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Solution

The fourth proportional to 1,008,251.35, 1,391,484.92 and 753,159.67 is: 1,039,433.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,251.35 : 1,391,484.92 = 753,159.67 : x
  2. Step 2: Convert to fraction form
    1,008,251.35/1,391,484.92 = 753,159.67/x
  3. Step 3: Cross multiply
    1,008,251.35x = 1,391,484.92 × 753,159.67
  4. Step 4: Simplify right side
    1,008,251.35x = 1,048,010,323,157.18
  5. Step 5: Solve for x
    x = 1,048,010,323,157.18/1,008,251.35
  6. Step 6: Final answer
    x = 1,039,433.59

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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.