Home / 2,649,708.60-3,980,467.80-2,542,108.20

Finding the Fourth Proportional to 2,649,708.60, 3,980,467.80 and 2,542,108.20

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Solution

The fourth proportional to 2,649,708.60, 3,980,467.80 and 2,542,108.20 is: 3,818,827.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,649,708.60 : 3,980,467.80 = 2,542,108.20 : x
  2. Step 2: Convert to fraction form
    2,649,708.60/3,980,467.80 = 2,542,108.20/x
  3. Step 3: Cross multiply
    2,649,708.60x = 3,980,467.80 × 2,542,108.20
  4. Step 4: Simplify right side
    2,649,708.60x = 10,118,779,834,215.96
  5. Step 5: Solve for x
    x = 10,118,779,834,215.96/2,649,708.60
  6. Step 6: Final answer
    x = 3,818,827.41

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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.