Home / 3,678,833.64-5,519,654.97-1,435,146.60

Finding the Fourth Proportional to 3,678,833.64, 5,519,654.97 and 1,435,146.60

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Solution

The fourth proportional to 3,678,833.64, 5,519,654.97 and 1,435,146.60 is: 2,153,267.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,678,833.64 : 5,519,654.97 = 1,435,146.60 : x
  2. Step 2: Convert to fraction form
    3,678,833.64/5,519,654.97 = 1,435,146.60/x
  3. Step 3: Cross multiply
    3,678,833.64x = 5,519,654.97 × 1,435,146.60
  4. Step 4: Simplify right side
    3,678,833.64x = 7,921,514,063,368.60
  5. Step 5: Solve for x
    x = 7,921,514,063,368.60/3,678,833.64
  6. Step 6: Final answer
    x = 2,153,267.81

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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.