Home / 1,098,685.83-1,516,042.66-633,556.88

Finding the Fourth Proportional to 1,098,685.83, 1,516,042.66 and 633,556.88

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Solution

The fourth proportional to 1,098,685.83, 1,516,042.66 and 633,556.88 is: 874,225.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,685.83 : 1,516,042.66 = 633,556.88 : x
  2. Step 2: Convert to fraction form
    1,098,685.83/1,516,042.66 = 633,556.88/x
  3. Step 3: Cross multiply
    1,098,685.83x = 1,516,042.66 × 633,556.88
  4. Step 4: Simplify right side
    1,098,685.83x = 960,499,257,616.50
  5. Step 5: Solve for x
    x = 960,499,257,616.50/1,098,685.83
  6. Step 6: Final answer
    x = 874,225.58

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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.