Home / 3,435,640.40-5,153,460.60-1,192,005.20

Finding the Fourth Proportional to 3,435,640.40, 5,153,460.60 and 1,192,005.20

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Solution

The fourth proportional to 3,435,640.40, 5,153,460.60 and 1,192,005.20 is: 1,788,007.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,435,640.40 : 5,153,460.60 = 1,192,005.20 : x
  2. Step 2: Convert to fraction form
    3,435,640.40/5,153,460.60 = 1,192,005.20/x
  3. Step 3: Cross multiply
    3,435,640.40x = 5,153,460.60 × 1,192,005.20
  4. Step 4: Simplify right side
    3,435,640.40x = 6,142,951,833,195.12
  5. Step 5: Solve for x
    x = 6,142,951,833,195.12/3,435,640.40
  6. Step 6: Final answer
    x = 1,788,007.80

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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.