Home / 1,872,851.40-2,808,551.34-674,517.96

Finding the Fourth Proportional to 1,872,851.40, 2,808,551.34 and 674,517.96

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Solution

The fourth proportional to 1,872,851.40, 2,808,551.34 and 674,517.96 is: 1,011,515.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,872,851.40 : 2,808,551.34 = 674,517.96 : x
  2. Step 2: Convert to fraction form
    1,872,851.40/2,808,551.34 = 674,517.96/x
  3. Step 3: Cross multiply
    1,872,851.40x = 2,808,551.34 × 674,517.96
  4. Step 4: Simplify right side
    1,872,851.40x = 1,894,418,320,412.07
  5. Step 5: Solve for x
    x = 1,894,418,320,412.07/1,872,851.40
  6. Step 6: Final answer
    x = 1,011,515.55

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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.