Home / 1,232,087.40-1,846,748.70-699,863.40

Finding the Fourth Proportional to 1,232,087.40, 1,846,748.70 and 699,863.40

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Solution

The fourth proportional to 1,232,087.40, 1,846,748.70 and 699,863.40 is: 1,049,009.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232,087.40 : 1,846,748.70 = 699,863.40 : x
  2. Step 2: Convert to fraction form
    1,232,087.40/1,846,748.70 = 699,863.40/x
  3. Step 3: Cross multiply
    1,232,087.40x = 1,846,748.70 × 699,863.40
  4. Step 4: Simplify right side
    1,232,087.40x = 1,292,471,824,127.58
  5. Step 5: Solve for x
    x = 1,292,471,824,127.58/1,232,087.40
  6. Step 6: Final answer
    x = 1,049,009.85

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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.