Home / 3,820,951.60-5,731,427.40-3,673,985.20

Finding the Fourth Proportional to 3,820,951.60, 5,731,427.40 and 3,673,985.20

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Solution

The fourth proportional to 3,820,951.60, 5,731,427.40 and 3,673,985.20 is: 5,510,977.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,820,951.60 : 5,731,427.40 = 3,673,985.20 : x
  2. Step 2: Convert to fraction form
    3,820,951.60/5,731,427.40 = 3,673,985.20/x
  3. Step 3: Cross multiply
    3,820,951.60x = 5,731,427.40 × 3,673,985.20
  4. Step 4: Simplify right side
    3,820,951.60x = 21,057,179,442,474.48
  5. Step 5: Solve for x
    x = 21,057,179,442,474.48/3,820,951.60
  6. Step 6: Final answer
    x = 5,510,977.80

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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.