Home / 1,939,825.27-2,909,737.94-591,994.78

Finding the Fourth Proportional to 1,939,825.27, 2,909,737.94 and 591,994.78

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Solution

The fourth proportional to 1,939,825.27, 2,909,737.94 and 591,994.78 is: 887,992.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,939,825.27 : 2,909,737.94 = 591,994.78 : x
  2. Step 2: Convert to fraction form
    1,939,825.27/2,909,737.94 = 591,994.78/x
  3. Step 3: Cross multiply
    1,939,825.27x = 2,909,737.94 × 591,994.78
  4. Step 4: Simplify right side
    1,939,825.27x = 1,722,549,671,647.95
  5. Step 5: Solve for x
    x = 1,722,549,671,647.95/1,939,825.27
  6. Step 6: Final answer
    x = 887,992.18

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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.