Home / 1,299,741.26-1,948,861.46-400,941.66

Finding the Fourth Proportional to 1,299,741.26, 1,948,861.46 and 400,941.66

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Solution

The fourth proportional to 1,299,741.26, 1,948,861.46 and 400,941.66 is: 601,181.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,299,741.26 : 1,948,861.46 = 400,941.66 : x
  2. Step 2: Convert to fraction form
    1,299,741.26/1,948,861.46 = 400,941.66/x
  3. Step 3: Cross multiply
    1,299,741.26x = 1,948,861.46 × 400,941.66
  4. Step 4: Simplify right side
    1,299,741.26x = 781,379,748,882.42
  5. Step 5: Solve for x
    x = 781,379,748,882.42/1,299,741.26
  6. Step 6: Final answer
    x = 601,181.00

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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.