Home / 1,222,970.58-1,834,781.19-424,250.82

Finding the Fourth Proportional to 1,222,970.58, 1,834,781.19 and 424,250.82

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Solution

The fourth proportional to 1,222,970.58, 1,834,781.19 and 424,250.82 is: 636,489.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,222,970.58 : 1,834,781.19 = 424,250.82 : x
  2. Step 2: Convert to fraction form
    1,222,970.58/1,834,781.19 = 424,250.82/x
  3. Step 3: Cross multiply
    1,222,970.58x = 1,834,781.19 × 424,250.82
  4. Step 4: Simplify right side
    1,222,970.58x = 778,407,424,378.08
  5. Step 5: Solve for x
    x = 778,407,424,378.08/1,222,970.58
  6. Step 6: Final answer
    x = 636,489.08

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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.