Home / 1,286,674.52-1,929,451.06-433,587.18

Finding the Fourth Proportional to 1,286,674.52, 1,929,451.06 and 433,587.18

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Solution

The fourth proportional to 1,286,674.52, 1,929,451.06 and 433,587.18 is: 650,191.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,286,674.52 : 1,929,451.06 = 433,587.18 : x
  2. Step 2: Convert to fraction form
    1,286,674.52/1,929,451.06 = 433,587.18/x
  3. Step 3: Cross multiply
    1,286,674.52x = 1,929,451.06 × 433,587.18
  4. Step 4: Simplify right side
    1,286,674.52x = 836,585,239,758.21
  5. Step 5: Solve for x
    x = 836,585,239,758.21/1,286,674.52
  6. Step 6: Final answer
    x = 650,191.81

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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.