Home / 1,222,957.68-1,829,690.28-1,072,062.96

Finding the Fourth Proportional to 1,222,957.68, 1,829,690.28 and 1,072,062.96

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Solution

The fourth proportional to 1,222,957.68, 1,829,690.28 and 1,072,062.96 is: 1,603,933.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,222,957.68 : 1,829,690.28 = 1,072,062.96 : x
  2. Step 2: Convert to fraction form
    1,222,957.68/1,829,690.28 = 1,072,062.96/x
  3. Step 3: Cross multiply
    1,222,957.68x = 1,829,690.28 × 1,072,062.96
  4. Step 4: Simplify right side
    1,222,957.68x = 1,961,543,177,460.03
  5. Step 5: Solve for x
    x = 1,961,543,177,460.03/1,222,957.68
  6. Step 6: Final answer
    x = 1,603,933.82

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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.