Home / 2,078,052.60-3,111,830.10-1,364,215.80

Finding the Fourth Proportional to 2,078,052.60, 3,111,830.10 and 1,364,215.80

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Solution

The fourth proportional to 2,078,052.60, 3,111,830.10 and 1,364,215.80 is: 2,042,877.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,078,052.60 : 3,111,830.10 = 1,364,215.80 : x
  2. Step 2: Convert to fraction form
    2,078,052.60/3,111,830.10 = 1,364,215.80/x
  3. Step 3: Cross multiply
    2,078,052.60x = 3,111,830.10 × 1,364,215.80
  4. Step 4: Simplify right side
    2,078,052.60x = 4,245,207,789,335.58
  5. Step 5: Solve for x
    x = 4,245,207,789,335.58/2,078,052.60
  6. Step 6: Final answer
    x = 2,042,877.93

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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.