Home / 2,520,666.30-3,780,999.45-2,077,798.80

Finding the Fourth Proportional to 2,520,666.30, 3,780,999.45 and 2,077,798.80

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Solution

The fourth proportional to 2,520,666.30, 3,780,999.45 and 2,077,798.80 is: 3,116,698.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,520,666.30 : 3,780,999.45 = 2,077,798.80 : x
  2. Step 2: Convert to fraction form
    2,520,666.30/3,780,999.45 = 2,077,798.80/x
  3. Step 3: Cross multiply
    2,520,666.30x = 3,780,999.45 × 2,077,798.80
  4. Step 4: Simplify right side
    2,520,666.30x = 7,856,156,120,010.66
  5. Step 5: Solve for x
    x = 7,856,156,120,010.66/2,520,666.30
  6. Step 6: Final answer
    x = 3,116,698.20

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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.