Home / 3,768,082.40-5,653,005.60-1,243,735.20

Finding the Fourth Proportional to 3,768,082.40, 5,653,005.60 and 1,243,735.20

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Solution

The fourth proportional to 3,768,082.40, 5,653,005.60 and 1,243,735.20 is: 1,865,893.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,768,082.40 : 5,653,005.60 = 1,243,735.20 : x
  2. Step 2: Convert to fraction form
    3,768,082.40/5,653,005.60 = 1,243,735.20/x
  3. Step 3: Cross multiply
    3,768,082.40x = 5,653,005.60 × 1,243,735.20
  4. Step 4: Simplify right side
    3,768,082.40x = 7,030,842,050,517.12
  5. Step 5: Solve for x
    x = 7,030,842,050,517.12/3,768,082.40
  6. Step 6: Final answer
    x = 1,865,893.92

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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.