Home / 2,042,111.70-3,063,167.55-1,328,274.90

Finding the Fourth Proportional to 2,042,111.70, 3,063,167.55 and 1,328,274.90

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Solution

The fourth proportional to 2,042,111.70, 3,063,167.55 and 1,328,274.90 is: 1,992,412.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,042,111.70 : 3,063,167.55 = 1,328,274.90 : x
  2. Step 2: Convert to fraction form
    2,042,111.70/3,063,167.55 = 1,328,274.90/x
  3. Step 3: Cross multiply
    2,042,111.70x = 3,063,167.55 × 1,328,274.90
  4. Step 4: Simplify right side
    2,042,111.70x = 4,068,728,571,159.49
  5. Step 5: Solve for x
    x = 4,068,728,571,159.49/2,042,111.70
  6. Step 6: Final answer
    x = 1,992,412.35

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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.