Home / 1,343,211.60-2,013,067.80-543,838.80

Finding the Fourth Proportional to 1,343,211.60, 2,013,067.80 and 543,838.80

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Solution

The fourth proportional to 1,343,211.60, 2,013,067.80 and 543,838.80 is: 815,049.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,211.60 : 2,013,067.80 = 543,838.80 : x
  2. Step 2: Convert to fraction form
    1,343,211.60/2,013,067.80 = 543,838.80/x
  3. Step 3: Cross multiply
    1,343,211.60x = 2,013,067.80 × 543,838.80
  4. Step 4: Simplify right side
    1,343,211.60x = 1,094,784,376,670.64
  5. Step 5: Solve for x
    x = 1,094,784,376,670.64/1,343,211.60
  6. Step 6: Final answer
    x = 815,049.82

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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.