Home / 1,108,188.82-1,662,377.55-349,827.40

Finding the Fourth Proportional to 1,108,188.82, 1,662,377.55 and 349,827.40

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Solution

The fourth proportional to 1,108,188.82, 1,662,377.55 and 349,827.40 is: 524,770.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,188.82 : 1,662,377.55 = 349,827.40 : x
  2. Step 2: Convert to fraction form
    1,108,188.82/1,662,377.55 = 349,827.40/x
  3. Step 3: Cross multiply
    1,108,188.82x = 1,662,377.55 × 349,827.40
  4. Step 4: Simplify right side
    1,108,188.82x = 581,545,216,134.87
  5. Step 5: Solve for x
    x = 581,545,216,134.87/1,108,188.82
  6. Step 6: Final answer
    x = 524,770.87

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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.