Home / 1,431,514.89-2,147,216.28-484,885.62

Finding the Fourth Proportional to 1,431,514.89, 2,147,216.28 and 484,885.62

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Solution

The fourth proportional to 1,431,514.89, 2,147,216.28 and 484,885.62 is: 727,309.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,431,514.89 : 2,147,216.28 = 484,885.62 : x
  2. Step 2: Convert to fraction form
    1,431,514.89/2,147,216.28 = 484,885.62/x
  3. Step 3: Cross multiply
    1,431,514.89x = 2,147,216.28 × 484,885.62
  4. Step 4: Simplify right side
    1,431,514.89x = 1,041,154,297,201.89
  5. Step 5: Solve for x
    x = 1,041,154,297,201.89/1,431,514.89
  6. Step 6: Final answer
    x = 727,309.44

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1.5x scale

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.