Home / 2,917,821.90-4,373,622.45-1,120,010.70

Finding the Fourth Proportional to 2,917,821.90, 4,373,622.45 and 1,120,010.70

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Solution

The fourth proportional to 2,917,821.90, 4,373,622.45 and 1,120,010.70 is: 1,678,822.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,917,821.90 : 4,373,622.45 = 1,120,010.70 : x
  2. Step 2: Convert to fraction form
    2,917,821.90/4,373,622.45 = 1,120,010.70/x
  3. Step 3: Cross multiply
    2,917,821.90x = 4,373,622.45 × 1,120,010.70
  4. Step 4: Simplify right side
    2,917,821.90x = 4,898,503,941,760.22
  5. Step 5: Solve for x
    x = 4,898,503,941,760.22/2,917,821.90
  6. Step 6: Final answer
    x = 1,678,822.12

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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.