Home / 1,677,270.15-2,515,927.10-479,231.55

Finding the Fourth Proportional to 1,677,270.15, 2,515,927.10 and 479,231.55

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Solution

The fourth proportional to 1,677,270.15, 2,515,927.10 and 479,231.55 is: 718,853.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,677,270.15 : 2,515,927.10 = 479,231.55 : x
  2. Step 2: Convert to fraction form
    1,677,270.15/2,515,927.10 = 479,231.55/x
  3. Step 3: Cross multiply
    1,677,270.15x = 2,515,927.10 × 479,231.55
  4. Step 4: Simplify right side
    1,677,270.15x = 1,205,711,641,423.85
  5. Step 5: Solve for x
    x = 1,205,711,641,423.85/1,677,270.15
  6. Step 6: Final answer
    x = 718,853.57

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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.