Home / 3,173,834.88-4,382,881.38-2,209,601.70

Finding the Fourth Proportional to 3,173,834.88, 4,382,881.38 and 2,209,601.70

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Solution

The fourth proportional to 3,173,834.88, 4,382,881.38 and 2,209,601.70 is: 3,051,331.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,173,834.88 : 4,382,881.38 = 2,209,601.70 : x
  2. Step 2: Convert to fraction form
    3,173,834.88/4,382,881.38 = 2,209,601.70/x
  3. Step 3: Cross multiply
    3,173,834.88x = 4,382,881.38 × 2,209,601.70
  4. Step 4: Simplify right side
    3,173,834.88x = 9,684,422,148,146.35
  5. Step 5: Solve for x
    x = 9,684,422,148,146.35/3,173,834.88
  6. Step 6: Final answer
    x = 3,051,331.44

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.