Home / 1,924,449.12-2,655,630-1,064,959.20

Finding the Fourth Proportional to 1,924,449.12, 2,655,630 and 1,064,959.20

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Solution

The fourth proportional to 1,924,449.12, 2,655,630 and 1,064,959.20 is: 1,469,582.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,924,449.12 : 2,655,630 = 1,064,959.20 : x
  2. Step 2: Convert to fraction form
    1,924,449.12/2,655,630 = 1,064,959.20/x
  3. Step 3: Cross multiply
    1,924,449.12x = 2,655,630 × 1,064,959.20
  4. Step 4: Simplify right side
    1,924,449.12x = 2,828,137,600,296
  5. Step 5: Solve for x
    x = 2,828,137,600,296/1,924,449.12
  6. Step 6: Final answer
    x = 1,469,582.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.