Home / 2,043,420.56-2,820,141.89-1,125,743.75

Finding the Fourth Proportional to 2,043,420.56, 2,820,141.89 and 1,125,743.75

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Solution

The fourth proportional to 2,043,420.56, 2,820,141.89 and 1,125,743.75 is: 1,553,648.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,043,420.56 : 2,820,141.89 = 1,125,743.75 : x
  2. Step 2: Convert to fraction form
    2,043,420.56/2,820,141.89 = 1,125,743.75/x
  3. Step 3: Cross multiply
    2,043,420.56x = 2,820,141.89 × 1,125,743.75
  4. Step 4: Simplify right side
    2,043,420.56x = 3,174,757,097,082.95
  5. Step 5: Solve for x
    x = 3,174,757,097,082.95/2,043,420.56
  6. Step 6: Final answer
    x = 1,553,648.40

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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.