Home / 1,206,719.40-1,808,523.90-924,839.40

Finding the Fourth Proportional to 1,206,719.40, 1,808,523.90 and 924,839.40

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Solution

The fourth proportional to 1,206,719.40, 1,808,523.90 and 924,839.40 is: 1,386,067.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,719.40 : 1,808,523.90 = 924,839.40 : x
  2. Step 2: Convert to fraction form
    1,206,719.40/1,808,523.90 = 924,839.40/x
  3. Step 3: Cross multiply
    1,206,719.40x = 1,808,523.90 × 924,839.40
  4. Step 4: Simplify right side
    1,206,719.40x = 1,672,594,158,561.66
  5. Step 5: Solve for x
    x = 1,672,594,158,561.66/1,206,719.40
  6. Step 6: Final answer
    x = 1,386,067.18

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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.