Home / 1,088,096.40-1,629,034.20-668,192.40

Finding the Fourth Proportional to 1,088,096.40, 1,629,034.20 and 668,192.40

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Solution

The fourth proportional to 1,088,096.40, 1,629,034.20 and 668,192.40 is: 1,000,378.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,096.40 : 1,629,034.20 = 668,192.40 : x
  2. Step 2: Convert to fraction form
    1,088,096.40/1,629,034.20 = 668,192.40/x
  3. Step 3: Cross multiply
    1,088,096.40x = 1,629,034.20 × 668,192.40
  4. Step 4: Simplify right side
    1,088,096.40x = 1,088,508,271,780.08
  5. Step 5: Solve for x
    x = 1,088,508,271,780.08/1,088,096.40
  6. Step 6: Final answer
    x = 1,000,378.53

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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.