Home / 2,043,507.64-2,820,040.56-1,138,089.64

Finding the Fourth Proportional to 2,043,507.64, 2,820,040.56 and 1,138,089.64

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Solution

The fourth proportional to 2,043,507.64, 2,820,040.56 and 1,138,089.64 is: 1,570,563.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,043,507.64 : 2,820,040.56 = 1,138,089.64 : x
  2. Step 2: Convert to fraction form
    2,043,507.64/2,820,040.56 = 1,138,089.64/x
  3. Step 3: Cross multiply
    2,043,507.64x = 2,820,040.56 × 1,138,089.64
  4. Step 4: Simplify right side
    2,043,507.64x = 3,209,458,945,715.80
  5. Step 5: Solve for x
    x = 3,209,458,945,715.80/2,043,507.64
  6. Step 6: Final answer
    x = 1,570,563.71

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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.