Home / 4,482,589.68-6,723,930.42-1,287,707.76

Finding the Fourth Proportional to 4,482,589.68, 6,723,930.42 and 1,287,707.76

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Solution

The fourth proportional to 4,482,589.68, 6,723,930.42 and 1,287,707.76 is: 1,931,574.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,482,589.68 : 6,723,930.42 = 1,287,707.76 : x
  2. Step 2: Convert to fraction form
    4,482,589.68/6,723,930.42 = 1,287,707.76/x
  3. Step 3: Cross multiply
    4,482,589.68x = 6,723,930.42 × 1,287,707.76
  4. Step 4: Simplify right side
    4,482,589.68x = 8,658,457,379,534.06
  5. Step 5: Solve for x
    x = 8,658,457,379,534.06/4,482,589.68
  6. Step 6: Final answer
    x = 1,931,574.83

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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.