Home / 2,866,291.33-4,298,902.82-921,053.61

Finding the Fourth Proportional to 2,866,291.33, 4,298,902.82 and 921,053.61

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Solution

The fourth proportional to 2,866,291.33, 4,298,902.82 and 921,053.61 is: 1,381,408.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,866,291.33 : 4,298,902.82 = 921,053.61 : x
  2. Step 2: Convert to fraction form
    2,866,291.33/4,298,902.82 = 921,053.61/x
  3. Step 3: Cross multiply
    2,866,291.33x = 4,298,902.82 × 921,053.61
  4. Step 4: Simplify right side
    2,866,291.33x = 3,959,519,953,339.13
  5. Step 5: Solve for x
    x = 3,959,519,953,339.13/2,866,291.33
  6. Step 6: Final answer
    x = 1,381,408.76

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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.