Home / 2,788,661.90-4,182,906.45-794,117.90

Finding the Fourth Proportional to 2,788,661.90, 4,182,906.45 and 794,117.90

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Solution

The fourth proportional to 2,788,661.90, 4,182,906.45 and 794,117.90 is: 1,191,152.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,788,661.90 : 4,182,906.45 = 794,117.90 : x
  2. Step 2: Convert to fraction form
    2,788,661.90/4,182,906.45 = 794,117.90/x
  3. Step 3: Cross multiply
    2,788,661.90x = 4,182,906.45 × 794,117.90
  4. Step 4: Simplify right side
    2,788,661.90x = 3,321,720,885,970.46
  5. Step 5: Solve for x
    x = 3,321,720,885,970.46/2,788,661.90
  6. Step 6: Final answer
    x = 1,191,152.25

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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.