Home / 2,209,885.26-3,049,619.49-1,229,807.58

Finding the Fourth Proportional to 2,209,885.26, 3,049,619.49 and 1,229,807.58

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Solution

The fourth proportional to 2,209,885.26, 3,049,619.49 and 1,229,807.58 is: 1,697,122.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,209,885.26 : 3,049,619.49 = 1,229,807.58 : x
  2. Step 2: Convert to fraction form
    2,209,885.26/3,049,619.49 = 1,229,807.58/x
  3. Step 3: Cross multiply
    2,209,885.26x = 3,049,619.49 × 1,229,807.58
  4. Step 4: Simplify right side
    2,209,885.26x = 3,750,445,164,917.74
  5. Step 5: Solve for x
    x = 3,750,445,164,917.74/2,209,885.26
  6. Step 6: Final answer
    x = 1,697,122.12

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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.