Home / 3,315,214.40-4,972,821.60-3,291,594.80

Finding the Fourth Proportional to 3,315,214.40, 4,972,821.60 and 3,291,594.80

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Solution

The fourth proportional to 3,315,214.40, 4,972,821.60 and 3,291,594.80 is: 4,937,392.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,315,214.40 : 4,972,821.60 = 3,291,594.80 : x
  2. Step 2: Convert to fraction form
    3,315,214.40/4,972,821.60 = 3,291,594.80/x
  3. Step 3: Cross multiply
    3,315,214.40x = 4,972,821.60 × 3,291,594.80
  4. Step 4: Simplify right side
    3,315,214.40x = 16,368,513,719,887.68
  5. Step 5: Solve for x
    x = 16,368,513,719,887.68/3,315,214.40
  6. Step 6: Final answer
    x = 4,937,392.20

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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.