Home / 2,896,620.40-4,344,930.60-1,775,321.20

Finding the Fourth Proportional to 2,896,620.40, 4,344,930.60 and 1,775,321.20

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Solution

The fourth proportional to 2,896,620.40, 4,344,930.60 and 1,775,321.20 is: 2,662,981.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,896,620.40 : 4,344,930.60 = 1,775,321.20 : x
  2. Step 2: Convert to fraction form
    2,896,620.40/4,344,930.60 = 1,775,321.20/x
  3. Step 3: Cross multiply
    2,896,620.40x = 4,344,930.60 × 1,775,321.20
  4. Step 4: Simplify right side
    2,896,620.40x = 7,713,647,406,708.72
  5. Step 5: Solve for x
    x = 7,713,647,406,708.72/2,896,620.40
  6. Step 6: Final answer
    x = 2,662,981.80

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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.