Home / 1,092,121.02-1,638,070.79-293,298.77

Finding the Fourth Proportional to 1,092,121.02, 1,638,070.79 and 293,298.77

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Solution

The fourth proportional to 1,092,121.02, 1,638,070.79 and 293,298.77 is: 439,918.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,092,121.02 : 1,638,070.79 = 293,298.77 : x
  2. Step 2: Convert to fraction form
    1,092,121.02/1,638,070.79 = 293,298.77/x
  3. Step 3: Cross multiply
    1,092,121.02x = 1,638,070.79 × 293,298.77
  4. Step 4: Simplify right side
    1,092,121.02x = 480,444,150,508.61
  5. Step 5: Solve for x
    x = 480,444,150,508.61/1,092,121.02
  6. Step 6: Final answer
    x = 439,918.42

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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.