Home / 1,335,903.28-1,843,824.72-1,228,302.88

Finding the Fourth Proportional to 1,335,903.28, 1,843,824.72 and 1,228,302.88

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Solution

The fourth proportional to 1,335,903.28, 1,843,824.72 and 1,228,302.88 is: 1,695,313.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335,903.28 : 1,843,824.72 = 1,228,302.88 : x
  2. Step 2: Convert to fraction form
    1,335,903.28/1,843,824.72 = 1,228,302.88/x
  3. Step 3: Cross multiply
    1,335,903.28x = 1,843,824.72 × 1,228,302.88
  4. Step 4: Simplify right side
    1,335,903.28x = 2,264,775,213,791.19
  5. Step 5: Solve for x
    x = 2,264,775,213,791.19/1,335,903.28
  6. Step 6: Final answer
    x = 1,695,313.76

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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.