Home / 1,503,903.50-2,255,987.99-424,425.61

Finding the Fourth Proportional to 1,503,903.50, 2,255,987.99 and 424,425.61

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Solution

The fourth proportional to 1,503,903.50, 2,255,987.99 and 424,425.61 is: 636,675.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,503,903.50 : 2,255,987.99 = 424,425.61 : x
  2. Step 2: Convert to fraction form
    1,503,903.50/2,255,987.99 = 424,425.61/x
  3. Step 3: Cross multiply
    1,503,903.50x = 2,255,987.99 × 424,425.61
  4. Step 4: Simplify right side
    1,503,903.50x = 957,499,078,808.42
  5. Step 5: Solve for x
    x = 957,499,078,808.42/1,503,903.50
  6. Step 6: Final answer
    x = 636,675.88

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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.