Home / 1,009,414.35-1,393,458.29-622,298.95

Finding the Fourth Proportional to 1,009,414.35, 1,393,458.29 and 622,298.95

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Solution

The fourth proportional to 1,009,414.35, 1,393,458.29 and 622,298.95 is: 859,060.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,414.35 : 1,393,458.29 = 622,298.95 : x
  2. Step 2: Convert to fraction form
    1,009,414.35/1,393,458.29 = 622,298.95/x
  3. Step 3: Cross multiply
    1,009,414.35x = 1,393,458.29 × 622,298.95
  4. Step 4: Simplify right side
    1,009,414.35x = 867,147,620,657.01
  5. Step 5: Solve for x
    x = 867,147,620,657.01/1,009,414.35
  6. Step 6: Final answer
    x = 859,060.13

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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.