Home / 2,954,354.40-4,431,564.72-824,309.28

Finding the Fourth Proportional to 2,954,354.40, 4,431,564.72 and 824,309.28

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Solution

The fourth proportional to 2,954,354.40, 4,431,564.72 and 824,309.28 is: 1,236,473.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,954,354.40 : 4,431,564.72 = 824,309.28 : x
  2. Step 2: Convert to fraction form
    2,954,354.40/4,431,564.72 = 824,309.28/x
  3. Step 3: Cross multiply
    2,954,354.40x = 4,431,564.72 × 824,309.28
  4. Step 4: Simplify right side
    2,954,354.40x = 3,652,979,923,616.60
  5. Step 5: Solve for x
    x = 3,652,979,923,616.60/2,954,354.40
  6. Step 6: Final answer
    x = 1,236,473.16

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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.