Home / 2,685,045.12-4,026,952.46-765,919.94

Finding the Fourth Proportional to 2,685,045.12, 4,026,952.46 and 765,919.94

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Solution

The fourth proportional to 2,685,045.12, 4,026,952.46 and 765,919.94 is: 1,148,704.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,685,045.12 : 4,026,952.46 = 765,919.94 : x
  2. Step 2: Convert to fraction form
    2,685,045.12/4,026,952.46 = 765,919.94/x
  3. Step 3: Cross multiply
    2,685,045.12x = 4,026,952.46 × 765,919.94
  4. Step 4: Simplify right side
    2,685,045.12x = 3,084,323,186,546.05
  5. Step 5: Solve for x
    x = 3,084,323,186,546.05/2,685,045.12
  6. Step 6: Final answer
    x = 1,148,704.42

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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.