Home / 2,723,963.40-4,085,945.10-729,419.40

Finding the Fourth Proportional to 2,723,963.40, 4,085,945.10 and 729,419.40

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Solution

The fourth proportional to 2,723,963.40, 4,085,945.10 and 729,419.40 is: 1,094,129.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,723,963.40 : 4,085,945.10 = 729,419.40 : x
  2. Step 2: Convert to fraction form
    2,723,963.40/4,085,945.10 = 729,419.40/x
  3. Step 3: Cross multiply
    2,723,963.40x = 4,085,945.10 × 729,419.40
  4. Step 4: Simplify right side
    2,723,963.40x = 2,980,367,623,274.94
  5. Step 5: Solve for x
    x = 2,980,367,623,274.94/2,723,963.40
  6. Step 6: Final answer
    x = 1,094,129.10

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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.