Home / 1,492,449.96-2,059,587.78-847,905.54

Finding the Fourth Proportional to 1,492,449.96, 2,059,587.78 and 847,905.54

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Solution

The fourth proportional to 1,492,449.96, 2,059,587.78 and 847,905.54 is: 1,170,113.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,492,449.96 : 2,059,587.78 = 847,905.54 : x
  2. Step 2: Convert to fraction form
    1,492,449.96/2,059,587.78 = 847,905.54/x
  3. Step 3: Cross multiply
    1,492,449.96x = 2,059,587.78 × 847,905.54
  4. Step 4: Simplify right side
    1,492,449.96x = 1,746,335,888,778.30
  5. Step 5: Solve for x
    x = 1,746,335,888,778.30/1,492,449.96
  6. Step 6: Final answer
    x = 1,170,113.53

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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.