Home / 5,112,717.04-7,670,124.60-2,080,074.88

Finding the Fourth Proportional to 5,112,717.04, 7,670,124.60 and 2,080,074.88

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Solution

The fourth proportional to 5,112,717.04, 7,670,124.60 and 2,080,074.88 is: 3,120,539.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,112,717.04 : 7,670,124.60 = 2,080,074.88 : x
  2. Step 2: Convert to fraction form
    5,112,717.04/7,670,124.60 = 2,080,074.88/x
  3. Step 3: Cross multiply
    5,112,717.04x = 7,670,124.60 × 2,080,074.88
  4. Step 4: Simplify right side
    5,112,717.04x = 15,954,433,506,930.05
  5. Step 5: Solve for x
    x = 15,954,433,506,930.05/5,112,717.04
  6. Step 6: Final answer
    x = 3,120,539.11

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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.