Home / 3,868,000.40-5,802,000.60-1,172,192.15

Finding the Fourth Proportional to 3,868,000.40, 5,802,000.60 and 1,172,192.15

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Solution

The fourth proportional to 3,868,000.40, 5,802,000.60 and 1,172,192.15 is: 1,758,288.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,868,000.40 : 5,802,000.60 = 1,172,192.15 : x
  2. Step 2: Convert to fraction form
    3,868,000.40/5,802,000.60 = 1,172,192.15/x
  3. Step 3: Cross multiply
    3,868,000.40x = 5,802,000.60 × 1,172,192.15
  4. Step 4: Simplify right side
    3,868,000.40x = 6,801,059,557,615.29
  5. Step 5: Solve for x
    x = 6,801,059,557,615.29/3,868,000.40
  6. Step 6: Final answer
    x = 1,758,288.23

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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.