Home / 1,368,409.46-1,887,990.57-954,935.24

Finding the Fourth Proportional to 1,368,409.46, 1,887,990.57 and 954,935.24

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Solution

The fourth proportional to 1,368,409.46, 1,887,990.57 and 954,935.24 is: 1,317,521.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,368,409.46 : 1,887,990.57 = 954,935.24 : x
  2. Step 2: Convert to fraction form
    1,368,409.46/1,887,990.57 = 954,935.24/x
  3. Step 3: Cross multiply
    1,368,409.46x = 1,887,990.57 × 954,935.24
  4. Step 4: Simplify right side
    1,368,409.46x = 1,802,908,718,640.73
  5. Step 5: Solve for x
    x = 1,802,908,718,640.73/1,368,409.46
  6. Step 6: Final answer
    x = 1,317,521.38

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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.