Home / 2,650,611.70-3,977,557.80-1,053,008.20

Finding the Fourth Proportional to 2,650,611.70, 3,977,557.80 and 1,053,008.20

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Solution

The fourth proportional to 2,650,611.70, 3,977,557.80 and 1,053,008.20 is: 1,580,163.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,650,611.70 : 3,977,557.80 = 1,053,008.20 : x
  2. Step 2: Convert to fraction form
    2,650,611.70/3,977,557.80 = 1,053,008.20/x
  3. Step 3: Cross multiply
    2,650,611.70x = 3,977,557.80 × 1,053,008.20
  4. Step 4: Simplify right side
    2,650,611.70x = 4,188,400,979,373.96
  5. Step 5: Solve for x
    x = 4,188,400,979,373.96/2,650,611.70
  6. Step 6: Final answer
    x = 1,580,163.92

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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.