Home / 1,711,456.64-2,361,720.16-936,939.20

Finding the Fourth Proportional to 1,711,456.64, 2,361,720.16 and 936,939.20

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Solution

The fourth proportional to 1,711,456.64, 2,361,720.16 and 936,939.20 is: 1,292,926.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,711,456.64 : 2,361,720.16 = 936,939.20 : x
  2. Step 2: Convert to fraction form
    1,711,456.64/2,361,720.16 = 936,939.20/x
  3. Step 3: Cross multiply
    1,711,456.64x = 2,361,720.16 × 936,939.20
  4. Step 4: Simplify right side
    1,711,456.64x = 2,212,788,197,334.27
  5. Step 5: Solve for x
    x = 2,212,788,197,334.27/1,711,456.64
  6. Step 6: Final answer
    x = 1,292,926.82

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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.