Home / 1,197,740.88-1,652,882.76-661,196.88

Finding the Fourth Proportional to 1,197,740.88, 1,652,882.76 and 661,196.88

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Solution

The fourth proportional to 1,197,740.88, 1,652,882.76 and 661,196.88 is: 912,451.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197,740.88 : 1,652,882.76 = 661,196.88 : x
  2. Step 2: Convert to fraction form
    1,197,740.88/1,652,882.76 = 661,196.88/x
  3. Step 3: Cross multiply
    1,197,740.88x = 1,652,882.76 × 661,196.88
  4. Step 4: Simplify right side
    1,197,740.88x = 1,092,880,923,917.79
  5. Step 5: Solve for x
    x = 1,092,880,923,917.79/1,197,740.88
  6. Step 6: Final answer
    x = 912,451.89

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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.