Home / 1,092,120.83-1,638,070.52-293,298.57

Finding the Fourth Proportional to 1,092,120.83, 1,638,070.52 and 293,298.57

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Solution

The fourth proportional to 1,092,120.83, 1,638,070.52 and 293,298.57 is: 439,918.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,092,120.83 : 1,638,070.52 = 293,298.57 : x
  2. Step 2: Convert to fraction form
    1,092,120.83/1,638,070.52 = 293,298.57/x
  3. Step 3: Cross multiply
    1,092,120.83x = 1,638,070.52 × 293,298.57
  4. Step 4: Simplify right side
    1,092,120.83x = 480,443,739,608.66
  5. Step 5: Solve for x
    x = 480,443,739,608.66/1,092,120.83
  6. Step 6: Final answer
    x = 439,918.12

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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.