Home / 1,112,162.76-1,534,795.56-602,863.92

Finding the Fourth Proportional to 1,112,162.76, 1,534,795.56 and 602,863.92

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Solution

The fourth proportional to 1,112,162.76, 1,534,795.56 and 602,863.92 is: 831,958.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,162.76 : 1,534,795.56 = 602,863.92 : x
  2. Step 2: Convert to fraction form
    1,112,162.76/1,534,795.56 = 602,863.92/x
  3. Step 3: Cross multiply
    1,112,162.76x = 1,534,795.56 × 602,863.92
  4. Step 4: Simplify right side
    1,112,162.76x = 925,272,867,700.20
  5. Step 5: Solve for x
    x = 925,272,867,700.20/1,112,162.76
  6. Step 6: Final answer
    x = 831,958.15

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Double scale
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1.5x scale

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.