Home / 2,851,877.34-3,934,118.70-1,933,795.80

Finding the Fourth Proportional to 2,851,877.34, 3,934,118.70 and 1,933,795.80

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Solution

The fourth proportional to 2,851,877.34, 3,934,118.70 and 1,933,795.80 is: 2,667,640.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,851,877.34 : 3,934,118.70 = 1,933,795.80 : x
  2. Step 2: Convert to fraction form
    2,851,877.34/3,934,118.70 = 1,933,795.80/x
  3. Step 3: Cross multiply
    2,851,877.34x = 3,934,118.70 × 1,933,795.80
  4. Step 4: Simplify right side
    2,851,877.34x = 7,607,782,218,761.46
  5. Step 5: Solve for x
    x = 7,607,782,218,761.46/2,851,877.34
  6. Step 6: Final answer
    x = 2,667,640.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.