Home / 1,443,802.31-2,167,832.46-805,353.45

Finding the Fourth Proportional to 1,443,802.31, 2,167,832.46 and 805,353.45

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Solution

The fourth proportional to 1,443,802.31, 2,167,832.46 and 805,353.45 is: 1,209,217.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,443,802.31 : 2,167,832.46 = 805,353.45 : x
  2. Step 2: Convert to fraction form
    1,443,802.31/2,167,832.46 = 805,353.45/x
  3. Step 3: Cross multiply
    1,443,802.31x = 2,167,832.46 × 805,353.45
  4. Step 4: Simplify right side
    1,443,802.31x = 1,745,871,350,682.99
  5. Step 5: Solve for x
    x = 1,745,871,350,682.99/1,443,802.31
  6. Step 6: Final answer
    x = 1,209,217.73

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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.