Home / 1,123,266.36-1,550,108.34-613,968.72

Finding the Fourth Proportional to 1,123,266.36, 1,550,108.34 and 613,968.72

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Solution

The fourth proportional to 1,123,266.36, 1,550,108.34 and 613,968.72 is: 847,277.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,123,266.36 : 1,550,108.34 = 613,968.72 : x
  2. Step 2: Convert to fraction form
    1,123,266.36/1,550,108.34 = 613,968.72/x
  3. Step 3: Cross multiply
    1,123,266.36x = 1,550,108.34 × 613,968.72
  4. Step 4: Simplify right side
    1,123,266.36x = 951,718,033,371.13
  5. Step 5: Solve for x
    x = 951,718,033,371.13/1,123,266.36
  6. Step 6: Final answer
    x = 847,277.25

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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.