Home / 1,098,103.84-1,515,408.96-614,656.96

Finding the Fourth Proportional to 1,098,103.84, 1,515,408.96 and 614,656.96

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Solution

The fourth proportional to 1,098,103.84, 1,515,408.96 and 614,656.96 is: 848,240.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,103.84 : 1,515,408.96 = 614,656.96 : x
  2. Step 2: Convert to fraction form
    1,098,103.84/1,515,408.96 = 614,656.96/x
  3. Step 3: Cross multiply
    1,098,103.84x = 1,515,408.96 × 614,656.96
  4. Step 4: Simplify right side
    1,098,103.84x = 931,456,664,510.36
  5. Step 5: Solve for x
    x = 931,456,664,510.36/1,098,103.84
  6. Step 6: Final answer
    x = 848,240.97

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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.