Home / 4,151,845.20-6,226,601.40-1,312,827.60

Finding the Fourth Proportional to 4,151,845.20, 6,226,601.40 and 1,312,827.60

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Solution

The fourth proportional to 4,151,845.20, 6,226,601.40 and 1,312,827.60 is: 1,968,872.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,151,845.20 : 6,226,601.40 = 1,312,827.60 : x
  2. Step 2: Convert to fraction form
    4,151,845.20/6,226,601.40 = 1,312,827.60/x
  3. Step 3: Cross multiply
    4,151,845.20x = 6,226,601.40 × 1,312,827.60
  4. Step 4: Simplify right side
    4,151,845.20x = 8,174,454,172,118.64
  5. Step 5: Solve for x
    x = 8,174,454,172,118.64/4,151,845.20
  6. Step 6: Final answer
    x = 1,968,872.58

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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.