Home / 1,503,281.88-2,074,613.85-891,796.68

Finding the Fourth Proportional to 1,503,281.88, 2,074,613.85 and 891,796.68

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Solution

The fourth proportional to 1,503,281.88, 2,074,613.85 and 891,796.68 is: 1,230,729.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,503,281.88 : 2,074,613.85 = 891,796.68 : x
  2. Step 2: Convert to fraction form
    1,503,281.88/2,074,613.85 = 891,796.68/x
  3. Step 3: Cross multiply
    1,503,281.88x = 2,074,613.85 × 891,796.68
  4. Step 4: Simplify right side
    1,503,281.88x = 1,850,133,743,712.02
  5. Step 5: Solve for x
    x = 1,850,133,743,712.02/1,503,281.88
  6. Step 6: Final answer
    x = 1,230,729.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.