Home / 2,655,798.80-3,977,793.30-2,054,811.20

Finding the Fourth Proportional to 2,655,798.80, 3,977,793.30 and 2,054,811.20

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Solution

The fourth proportional to 2,655,798.80, 3,977,793.30 and 2,054,811.20 is: 3,077,648.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,655,798.80 : 3,977,793.30 = 2,054,811.20 : x
  2. Step 2: Convert to fraction form
    2,655,798.80/3,977,793.30 = 2,054,811.20/x
  3. Step 3: Cross multiply
    2,655,798.80x = 3,977,793.30 × 2,054,811.20
  4. Step 4: Simplify right side
    2,655,798.80x = 8,173,614,224,124.96
  5. Step 5: Solve for x
    x = 8,173,614,224,124.96/2,655,798.80
  6. Step 6: Final answer
    x = 3,077,648.14

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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.