Home / 1,962,324.40-2,708,032.08-1,187,944.96

Finding the Fourth Proportional to 1,962,324.40, 2,708,032.08 and 1,187,944.96

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Solution

The fourth proportional to 1,962,324.40, 2,708,032.08 and 1,187,944.96 is: 1,639,378.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,962,324.40 : 2,708,032.08 = 1,187,944.96 : x
  2. Step 2: Convert to fraction form
    1,962,324.40/2,708,032.08 = 1,187,944.96/x
  3. Step 3: Cross multiply
    1,962,324.40x = 2,708,032.08 × 1,187,944.96
  4. Step 4: Simplify right side
    1,962,324.40x = 3,216,993,060,954.32
  5. Step 5: Solve for x
    x = 3,216,993,060,954.32/1,962,324.40
  6. Step 6: Final answer
    x = 1,639,378.82

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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.