Home / 2,074,321.75-3,112,937.04-859,917.10

Finding the Fourth Proportional to 2,074,321.75, 3,112,937.04 and 859,917.10

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Solution

The fourth proportional to 2,074,321.75, 3,112,937.04 and 859,917.10 is: 1,290,478.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,074,321.75 : 3,112,937.04 = 859,917.10 : x
  2. Step 2: Convert to fraction form
    2,074,321.75/3,112,937.04 = 859,917.10/x
  3. Step 3: Cross multiply
    2,074,321.75x = 3,112,937.04 × 859,917.10
  4. Step 4: Simplify right side
    2,074,321.75x = 2,676,867,776,354.70
  5. Step 5: Solve for x
    x = 2,676,867,776,354.70/2,074,321.75
  6. Step 6: Final answer
    x = 1,290,478.58

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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.