Home / 1,443,818.12-2,167,856.06-805,369.23

Finding the Fourth Proportional to 1,443,818.12, 2,167,856.06 and 805,369.23

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Solution

The fourth proportional to 1,443,818.12, 2,167,856.06 and 805,369.23 is: 1,209,241.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,443,818.12 : 2,167,856.06 = 805,369.23 : x
  2. Step 2: Convert to fraction form
    1,443,818.12/2,167,856.06 = 805,369.23/x
  3. Step 3: Cross multiply
    1,443,818.12x = 2,167,856.06 × 805,369.23
  4. Step 4: Simplify right side
    1,443,818.12x = 1,745,924,561,766.19
  5. Step 5: Solve for x
    x = 1,745,924,561,766.19/1,443,818.12
  6. Step 6: Final answer
    x = 1,209,241.35

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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.