Home / 1,867,292.60-2,794,718.10-1,643,343.80

Finding the Fourth Proportional to 1,867,292.60, 2,794,718.10 and 1,643,343.80

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Solution

The fourth proportional to 1,867,292.60, 2,794,718.10 and 1,643,343.80 is: 2,459,540.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,867,292.60 : 2,794,718.10 = 1,643,343.80 : x
  2. Step 2: Convert to fraction form
    1,867,292.60/2,794,718.10 = 1,643,343.80/x
  3. Step 3: Cross multiply
    1,867,292.60x = 2,794,718.10 × 1,643,343.80
  4. Step 4: Simplify right side
    1,867,292.60x = 4,592,682,662,382.78
  5. Step 5: Solve for x
    x = 4,592,682,662,382.78/1,867,292.60
  6. Step 6: Final answer
    x = 2,459,540.98

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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.