Home / 3,991,673.60-5,986,927.20-1,151,489.60

Finding the Fourth Proportional to 3,991,673.60, 5,986,927.20 and 1,151,489.60

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Solution

The fourth proportional to 3,991,673.60, 5,986,927.20 and 1,151,489.60 is: 1,727,066.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,991,673.60 : 5,986,927.20 = 1,151,489.60 : x
  2. Step 2: Convert to fraction form
    3,991,673.60/5,986,927.20 = 1,151,489.60/x
  3. Step 3: Cross multiply
    3,991,673.60x = 5,986,927.20 × 1,151,489.60
  4. Step 4: Simplify right side
    3,991,673.60x = 6,893,884,406,757.12
  5. Step 5: Solve for x
    x = 6,893,884,406,757.12/3,991,673.60
  6. Step 6: Final answer
    x = 1,727,066.16

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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.