Home / 2,176,708.68-3,265,066.67-828,561.69

Finding the Fourth Proportional to 2,176,708.68, 3,265,066.67 and 828,561.69

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Solution

The fourth proportional to 2,176,708.68, 3,265,066.67 and 828,561.69 is: 1,242,843.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,176,708.68 : 3,265,066.67 = 828,561.69 : x
  2. Step 2: Convert to fraction form
    2,176,708.68/3,265,066.67 = 828,561.69/x
  3. Step 3: Cross multiply
    2,176,708.68x = 3,265,066.67 × 828,561.69
  4. Step 4: Simplify right side
    2,176,708.68x = 2,705,309,153,915.06
  5. Step 5: Solve for x
    x = 2,705,309,153,915.06/2,176,708.68
  6. Step 6: Final answer
    x = 1,242,843.92

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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.