Home / 1,092,131-1,638,085.80-293,308.76

Finding the Fourth Proportional to 1,092,131, 1,638,085.80 and 293,308.76

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Solution

The fourth proportional to 1,092,131, 1,638,085.80 and 293,308.76 is: 439,933.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,092,131 : 1,638,085.80 = 293,308.76 : x
  2. Step 2: Convert to fraction form
    1,092,131/1,638,085.80 = 293,308.76/x
  3. Step 3: Cross multiply
    1,092,131x = 1,638,085.80 × 293,308.76
  4. Step 4: Simplify right side
    1,092,131x = 480,464,914,771.61
  5. Step 5: Solve for x
    x = 480,464,914,771.61/1,092,131
  6. Step 6: Final answer
    x = 439,933.41

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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.