Home / 1,519,229.80-2,275,782.90-948,860.20

Finding the Fourth Proportional to 1,519,229.80, 2,275,782.90 and 948,860.20

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Solution

The fourth proportional to 1,519,229.80, 2,275,782.90 and 948,860.20 is: 1,421,378.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,519,229.80 : 2,275,782.90 = 948,860.20 : x
  2. Step 2: Convert to fraction form
    1,519,229.80/2,275,782.90 = 948,860.20/x
  3. Step 3: Cross multiply
    1,519,229.80x = 2,275,782.90 × 948,860.20
  4. Step 4: Simplify right side
    1,519,229.80x = 2,159,399,817,650.58
  5. Step 5: Solve for x
    x = 2,159,399,817,650.58/1,519,229.80
  6. Step 6: Final answer
    x = 1,421,378.00

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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.