Home / 1,863,259.68-2,794,733.52-515,438.88

Finding the Fourth Proportional to 1,863,259.68, 2,794,733.52 and 515,438.88

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Solution

The fourth proportional to 1,863,259.68, 2,794,733.52 and 515,438.88 is: 773,115.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,863,259.68 : 2,794,733.52 = 515,438.88 : x
  2. Step 2: Convert to fraction form
    1,863,259.68/2,794,733.52 = 515,438.88/x
  3. Step 3: Cross multiply
    1,863,259.68x = 2,794,733.52 × 515,438.88
  4. Step 4: Simplify right side
    1,863,259.68x = 1,440,514,315,447.26
  5. Step 5: Solve for x
    x = 1,440,514,315,447.26/1,863,259.68
  6. Step 6: Final answer
    x = 773,115.17

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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.