Home / 1,222,930.50-1,832,398.02-743,305.02

Finding the Fourth Proportional to 1,222,930.50, 1,832,398.02 and 743,305.02

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Solution

The fourth proportional to 1,222,930.50, 1,832,398.02 and 743,305.02 is: 1,113,743.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,222,930.50 : 1,832,398.02 = 743,305.02 : x
  2. Step 2: Convert to fraction form
    1,222,930.50/1,832,398.02 = 743,305.02/x
  3. Step 3: Cross multiply
    1,222,930.50x = 1,832,398.02 × 743,305.02
  4. Step 4: Simplify right side
    1,222,930.50x = 1,362,030,646,904.06
  5. Step 5: Solve for x
    x = 1,362,030,646,904.06/1,222,930.50
  6. Step 6: Final answer
    x = 1,113,743.30

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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.