Home / 1,752,760.43-2,629,140.65-423,064.43

Finding the Fourth Proportional to 1,752,760.43, 2,629,140.65 and 423,064.43

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Solution

The fourth proportional to 1,752,760.43, 2,629,140.65 and 423,064.43 is: 634,596.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,752,760.43 : 2,629,140.65 = 423,064.43 : x
  2. Step 2: Convert to fraction form
    1,752,760.43/2,629,140.65 = 423,064.43/x
  3. Step 3: Cross multiply
    1,752,760.43x = 2,629,140.65 × 423,064.43
  4. Step 4: Simplify right side
    1,752,760.43x = 1,112,295,898,112.59
  5. Step 5: Solve for x
    x = 1,112,295,898,112.59/1,752,760.43
  6. Step 6: Final answer
    x = 634,596.65

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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.