Home / 3,279,060.90-4,912,686.45-2,015,412.30

Finding the Fourth Proportional to 3,279,060.90, 4,912,686.45 and 2,015,412.30

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Solution

The fourth proportional to 3,279,060.90, 4,912,686.45 and 2,015,412.30 is: 3,019,489.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,279,060.90 : 4,912,686.45 = 2,015,412.30 : x
  2. Step 2: Convert to fraction form
    3,279,060.90/4,912,686.45 = 2,015,412.30/x
  3. Step 3: Cross multiply
    3,279,060.90x = 4,912,686.45 × 2,015,412.30
  4. Step 4: Simplify right side
    3,279,060.90x = 9,901,088,697,373.34
  5. Step 5: Solve for x
    x = 9,901,088,697,373.34/3,279,060.90
  6. Step 6: Final answer
    x = 3,019,489.12

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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.