Home / 3,818,359.68-5,269,355.64-2,099,590.80

Finding the Fourth Proportional to 3,818,359.68, 5,269,355.64 and 2,099,590.80

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Solution

The fourth proportional to 3,818,359.68, 5,269,355.64 and 2,099,590.80 is: 2,897,445.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,818,359.68 : 5,269,355.64 = 2,099,590.80 : x
  2. Step 2: Convert to fraction form
    3,818,359.68/5,269,355.64 = 2,099,590.80/x
  3. Step 3: Cross multiply
    3,818,359.68x = 5,269,355.64 × 2,099,590.80
  4. Step 4: Simplify right side
    3,818,359.68x = 11,063,490,623,672.11
  5. Step 5: Solve for x
    x = 11,063,490,623,672.11/3,818,359.68
  6. Step 6: Final answer
    x = 2,897,445.91

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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.