Home / 2,657,209.65-3,985,814.48-738,117.15

Finding the Fourth Proportional to 2,657,209.65, 3,985,814.48 and 738,117.15

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Solution

The fourth proportional to 2,657,209.65, 3,985,814.48 and 738,117.15 is: 1,107,175.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,657,209.65 : 3,985,814.48 = 738,117.15 : x
  2. Step 2: Convert to fraction form
    2,657,209.65/3,985,814.48 = 738,117.15/x
  3. Step 3: Cross multiply
    2,657,209.65x = 3,985,814.48 × 738,117.15
  4. Step 4: Simplify right side
    2,657,209.65x = 2,941,998,020,715.75
  5. Step 5: Solve for x
    x = 2,941,998,020,715.75/2,657,209.65
  6. Step 6: Final answer
    x = 1,107,175.73

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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.