Home / 6,574,124.69-9,861,186.87-1,781,813.85

Finding the Fourth Proportional to 6,574,124.69, 9,861,186.87 and 1,781,813.85

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Solution

The fourth proportional to 6,574,124.69, 9,861,186.87 and 1,781,813.85 is: 2,672,720.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,574,124.69 : 9,861,186.87 = 1,781,813.85 : x
  2. Step 2: Convert to fraction form
    6,574,124.69/9,861,186.87 = 1,781,813.85/x
  3. Step 3: Cross multiply
    6,574,124.69x = 9,861,186.87 × 1,781,813.85
  4. Step 4: Simplify right side
    6,574,124.69x = 17,570,799,342,404.15
  5. Step 5: Solve for x
    x = 17,570,799,342,404.15/6,574,124.69
  6. Step 6: Final answer
    x = 2,672,720.73

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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.