Home / 4,077,594.32-6,117,128.76-1,680,105.20

Finding the Fourth Proportional to 4,077,594.32, 6,117,128.76 and 1,680,105.20

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Solution

The fourth proportional to 4,077,594.32, 6,117,128.76 and 1,680,105.20 is: 2,520,461.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,077,594.32 : 6,117,128.76 = 1,680,105.20 : x
  2. Step 2: Convert to fraction form
    4,077,594.32/6,117,128.76 = 1,680,105.20/x
  3. Step 3: Cross multiply
    4,077,594.32x = 6,117,128.76 × 1,680,105.20
  4. Step 4: Simplify right side
    4,077,594.32x = 10,277,419,838,745.55
  5. Step 5: Solve for x
    x = 10,277,419,838,745.55/4,077,594.32
  6. Step 6: Final answer
    x = 2,520,461.58

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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.