Home / 1,730,728.12-2,388,404.70-966,781.69

Finding the Fourth Proportional to 1,730,728.12, 2,388,404.70 and 966,781.69

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Solution

The fourth proportional to 1,730,728.12, 2,388,404.70 and 966,781.69 is: 1,334,158.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,730,728.12 : 2,388,404.70 = 966,781.69 : x
  2. Step 2: Convert to fraction form
    1,730,728.12/2,388,404.70 = 966,781.69/x
  3. Step 3: Cross multiply
    1,730,728.12x = 2,388,404.70 × 966,781.69
  4. Step 4: Simplify right side
    1,730,728.12x = 2,309,065,932,269.94
  5. Step 5: Solve for x
    x = 2,309,065,932,269.94/1,730,728.12
  6. Step 6: Final answer
    x = 1,334,158.67

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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.