Home / 2,794,420.80-4,191,631.20-799,876.80

Finding the Fourth Proportional to 2,794,420.80, 4,191,631.20 and 799,876.80

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Solution

The fourth proportional to 2,794,420.80, 4,191,631.20 and 799,876.80 is: 1,199,815.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,794,420.80 : 4,191,631.20 = 799,876.80 : x
  2. Step 2: Convert to fraction form
    2,794,420.80/4,191,631.20 = 799,876.80/x
  3. Step 3: Cross multiply
    2,794,420.80x = 4,191,631.20 × 799,876.80
  4. Step 4: Simplify right side
    2,794,420.80x = 3,352,788,551,036.16
  5. Step 5: Solve for x
    x = 3,352,788,551,036.16/2,794,420.80
  6. Step 6: Final answer
    x = 1,199,815.20

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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.