Home / 1,213,822.82-1,675,746.68-730,506.75

Finding the Fourth Proportional to 1,213,822.82, 1,675,746.68 and 730,506.75

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Solution

The fourth proportional to 1,213,822.82, 1,675,746.68 and 730,506.75 is: 1,008,503.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,822.82 : 1,675,746.68 = 730,506.75 : x
  2. Step 2: Convert to fraction form
    1,213,822.82/1,675,746.68 = 730,506.75/x
  3. Step 3: Cross multiply
    1,213,822.82x = 1,675,746.68 × 730,506.75
  4. Step 4: Simplify right side
    1,213,822.82x = 1,224,144,257,377.56
  5. Step 5: Solve for x
    x = 1,224,144,257,377.56/1,213,822.82
  6. Step 6: Final answer
    x = 1,008,503.25

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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.