Home / 1,687,748.74-2,329,074.30-923,793.19

Finding the Fourth Proportional to 1,687,748.74, 2,329,074.30 and 923,793.19

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Solution

The fourth proportional to 1,687,748.74, 2,329,074.30 and 923,793.19 is: 1,274,824.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,687,748.74 : 2,329,074.30 = 923,793.19 : x
  2. Step 2: Convert to fraction form
    1,687,748.74/2,329,074.30 = 923,793.19/x
  3. Step 3: Cross multiply
    1,687,748.74x = 2,329,074.30 × 923,793.19
  4. Step 4: Simplify right side
    1,687,748.74x = 2,151,582,974,985.56
  5. Step 5: Solve for x
    x = 2,151,582,974,985.56/1,687,748.74
  6. Step 6: Final answer
    x = 1,274,824.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.