Home / 1,250,530.40-1,878,306.53-746,076.98

Finding the Fourth Proportional to 1,250,530.40, 1,878,306.53 and 746,076.98

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Solution

The fourth proportional to 1,250,530.40, 1,878,306.53 and 746,076.98 is: 1,120,613.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250,530.40 : 1,878,306.53 = 746,076.98 : x
  2. Step 2: Convert to fraction form
    1,250,530.40/1,878,306.53 = 746,076.98/x
  3. Step 3: Cross multiply
    1,250,530.40x = 1,878,306.53 × 746,076.98
  4. Step 4: Simplify right side
    1,250,530.40x = 1,401,361,250,294.76
  5. Step 5: Solve for x
    x = 1,401,361,250,294.76/1,250,530.40
  6. Step 6: Final answer
    x = 1,120,613.51

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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.