Home / 2,739,471.76-4,109,089.74-717,670.90

Finding the Fourth Proportional to 2,739,471.76, 4,109,089.74 and 717,670.90

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Solution

The fourth proportional to 2,739,471.76, 4,109,089.74 and 717,670.90 is: 1,076,475.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,739,471.76 : 4,109,089.74 = 717,670.90 : x
  2. Step 2: Convert to fraction form
    2,739,471.76/4,109,089.74 = 717,670.90/x
  3. Step 3: Cross multiply
    2,739,471.76x = 4,109,089.74 × 717,670.90
  4. Step 4: Simplify right side
    2,739,471.76x = 2,948,974,131,886.57
  5. Step 5: Solve for x
    x = 2,948,974,131,886.57/2,739,471.76
  6. Step 6: Final answer
    x = 1,076,475.46

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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.