Home / 4,686,000.80-7,015,004.40-2,791,767.20

Finding the Fourth Proportional to 4,686,000.80, 7,015,004.40 and 2,791,767.20

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Solution

The fourth proportional to 4,686,000.80, 7,015,004.40 and 2,791,767.20 is: 4,179,311.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,686,000.80 : 7,015,004.40 = 2,791,767.20 : x
  2. Step 2: Convert to fraction form
    4,686,000.80/7,015,004.40 = 2,791,767.20/x
  3. Step 3: Cross multiply
    4,686,000.80x = 7,015,004.40 × 2,791,767.20
  4. Step 4: Simplify right side
    4,686,000.80x = 19,584,259,191,775.68
  5. Step 5: Solve for x
    x = 19,584,259,191,775.68/4,686,000.80
  6. Step 6: Final answer
    x = 4,179,311.96

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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.