Home / 1,758,948.20-2,638,422.30-1,199,076.20

Finding the Fourth Proportional to 1,758,948.20, 2,638,422.30 and 1,199,076.20

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Solution

The fourth proportional to 1,758,948.20, 2,638,422.30 and 1,199,076.20 is: 1,798,614.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,758,948.20 : 2,638,422.30 = 1,199,076.20 : x
  2. Step 2: Convert to fraction form
    1,758,948.20/2,638,422.30 = 1,199,076.20/x
  3. Step 3: Cross multiply
    1,758,948.20x = 2,638,422.30 × 1,199,076.20
  4. Step 4: Simplify right side
    1,758,948.20x = 3,163,669,385,479.26
  5. Step 5: Solve for x
    x = 3,163,669,385,479.26/1,758,948.20
  6. Step 6: Final answer
    x = 1,798,614.30

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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.