Home / 1,192,068.92-1,645,063.66-648,200.80

Finding the Fourth Proportional to 1,192,068.92, 1,645,063.66 and 648,200.80

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Solution

The fourth proportional to 1,192,068.92, 1,645,063.66 and 648,200.80 is: 894,521.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,068.92 : 1,645,063.66 = 648,200.80 : x
  2. Step 2: Convert to fraction form
    1,192,068.92/1,645,063.66 = 648,200.80/x
  3. Step 3: Cross multiply
    1,192,068.92x = 1,645,063.66 × 648,200.80
  4. Step 4: Simplify right side
    1,192,068.92x = 1,066,331,580,462.93
  5. Step 5: Solve for x
    x = 1,066,331,580,462.93/1,192,068.92
  6. Step 6: Final answer
    x = 894,521.75

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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.