Home / 1,105,960.41-1,658,938.86-347,868.45

Finding the Fourth Proportional to 1,105,960.41, 1,658,938.86 and 347,868.45

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Solution

The fourth proportional to 1,105,960.41, 1,658,938.86 and 347,868.45 is: 521,802.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,960.41 : 1,658,938.86 = 347,868.45 : x
  2. Step 2: Convert to fraction form
    1,105,960.41/1,658,938.86 = 347,868.45/x
  3. Step 3: Cross multiply
    1,105,960.41x = 1,658,938.86 × 347,868.45
  4. Step 4: Simplify right side
    1,105,960.41x = 577,092,489,872.97
  5. Step 5: Solve for x
    x = 577,092,489,872.97/1,105,960.41
  6. Step 6: Final answer
    x = 521,802.12

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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.