Home / 3,342,801.12-5,013,608.86-1,520,742.76

Finding the Fourth Proportional to 3,342,801.12, 5,013,608.86 and 1,520,742.76

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Solution

The fourth proportional to 3,342,801.12, 5,013,608.86 and 1,520,742.76 is: 2,280,844.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,342,801.12 : 5,013,608.86 = 1,520,742.76 : x
  2. Step 2: Convert to fraction form
    3,342,801.12/5,013,608.86 = 1,520,742.76/x
  3. Step 3: Cross multiply
    3,342,801.12x = 5,013,608.86 × 1,520,742.76
  4. Step 4: Simplify right side
    3,342,801.12x = 7,624,409,375,316.86
  5. Step 5: Solve for x
    x = 7,624,409,375,316.86/3,342,801.12
  6. Step 6: Final answer
    x = 2,280,844.45

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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.