Home / 1,443,820.12-2,167,859.06-805,371.24

Finding the Fourth Proportional to 1,443,820.12, 2,167,859.06 and 805,371.24

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Solution

The fourth proportional to 1,443,820.12, 2,167,859.06 and 805,371.24 is: 1,209,244.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,443,820.12 : 2,167,859.06 = 805,371.24 : x
  2. Step 2: Convert to fraction form
    1,443,820.12/2,167,859.06 = 805,371.24/x
  3. Step 3: Cross multiply
    1,443,820.12x = 2,167,859.06 × 805,371.24
  4. Step 4: Simplify right side
    1,443,820.12x = 1,745,931,339,297.43
  5. Step 5: Solve for x
    x = 1,745,931,339,297.43/1,443,820.12
  6. Step 6: Final answer
    x = 1,209,244.36

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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.