Home / 1,458,020.44-2,012,069.46-813,440.73

Finding the Fourth Proportional to 1,458,020.44, 2,012,069.46 and 813,440.73

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Solution

The fourth proportional to 1,458,020.44, 2,012,069.46 and 813,440.73 is: 1,122,548.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458,020.44 : 2,012,069.46 = 813,440.73 : x
  2. Step 2: Convert to fraction form
    1,458,020.44/2,012,069.46 = 813,440.73/x
  3. Step 3: Cross multiply
    1,458,020.44x = 2,012,069.46 × 813,440.73
  4. Step 4: Simplify right side
    1,458,020.44x = 1,636,699,250,353.11
  5. Step 5: Solve for x
    x = 1,636,699,250,353.11/1,458,020.44
  6. Step 6: Final answer
    x = 1,122,548.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.