Home / 2,157,497.80-3,236,246.70-661,395.40

Finding the Fourth Proportional to 2,157,497.80, 3,236,246.70 and 661,395.40

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Solution

The fourth proportional to 2,157,497.80, 3,236,246.70 and 661,395.40 is: 992,093.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,157,497.80 : 3,236,246.70 = 661,395.40 : x
  2. Step 2: Convert to fraction form
    2,157,497.80/3,236,246.70 = 661,395.40/x
  3. Step 3: Cross multiply
    2,157,497.80x = 3,236,246.70 × 661,395.40
  4. Step 4: Simplify right side
    2,157,497.80x = 2,140,438,680,645.18
  5. Step 5: Solve for x
    x = 2,140,438,680,645.18/2,157,497.80
  6. Step 6: Final answer
    x = 992,093.10

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Similar ratio
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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.