Home / 2,661,372.64-3,995,043.12-1,065,048.40

Finding the Fourth Proportional to 2,661,372.64, 3,995,043.12 and 1,065,048.40

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Solution

The fourth proportional to 2,661,372.64, 3,995,043.12 and 1,065,048.40 is: 1,598,766.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,661,372.64 : 3,995,043.12 = 1,065,048.40 : x
  2. Step 2: Convert to fraction form
    2,661,372.64/3,995,043.12 = 1,065,048.40/x
  3. Step 3: Cross multiply
    2,661,372.64x = 3,995,043.12 × 1,065,048.40
  4. Step 4: Simplify right side
    2,661,372.64x = 4,254,914,282,887.01
  5. Step 5: Solve for x
    x = 4,254,914,282,887.01/2,661,372.64
  6. Step 6: Final answer
    x = 1,598,766.82

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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.