Home / 1,431,162-2,145,165.12-924,523.20

Finding the Fourth Proportional to 1,431,162, 2,145,165.12 and 924,523.20

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Solution

The fourth proportional to 1,431,162, 2,145,165.12 and 924,523.20 is: 1,385,765.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,431,162 : 2,145,165.12 = 924,523.20 : x
  2. Step 2: Convert to fraction form
    1,431,162/2,145,165.12 = 924,523.20/x
  3. Step 3: Cross multiply
    1,431,162x = 2,145,165.12 × 924,523.20
  4. Step 4: Simplify right side
    1,431,162x = 1,983,254,921,270.78
  5. Step 5: Solve for x
    x = 1,983,254,921,270.78/1,431,162
  6. Step 6: Final answer
    x = 1,385,765.50

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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.