Home / 4,358,998.53-6,538,432.05-1,961,149.86

Finding the Fourth Proportional to 4,358,998.53, 6,538,432.05 and 1,961,149.86

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Solution

The fourth proportional to 4,358,998.53, 6,538,432.05 and 1,961,149.86 is: 2,941,695.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,358,998.53 : 6,538,432.05 = 1,961,149.86 : x
  2. Step 2: Convert to fraction form
    4,358,998.53/6,538,432.05 = 1,961,149.86/x
  3. Step 3: Cross multiply
    4,358,998.53x = 6,538,432.05 × 1,961,149.86
  4. Step 4: Simplify right side
    4,358,998.53x = 12,822,845,099,477.01
  5. Step 5: Solve for x
    x = 12,822,845,099,477.01/4,358,998.53
  6. Step 6: Final answer
    x = 2,941,695.21

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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.