Home / 1,724,945.20-2,587,417.80-1,647,530.80

Finding the Fourth Proportional to 1,724,945.20, 2,587,417.80 and 1,647,530.80

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Solution

The fourth proportional to 1,724,945.20, 2,587,417.80 and 1,647,530.80 is: 2,471,296.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,724,945.20 : 2,587,417.80 = 1,647,530.80 : x
  2. Step 2: Convert to fraction form
    1,724,945.20/2,587,417.80 = 1,647,530.80/x
  3. Step 3: Cross multiply
    1,724,945.20x = 2,587,417.80 × 1,647,530.80
  4. Step 4: Simplify right side
    1,724,945.20x = 4,262,850,517,968.24
  5. Step 5: Solve for x
    x = 4,262,850,517,968.24/1,724,945.20
  6. Step 6: Final answer
    x = 2,471,296.20

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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.