Home / 1,215,240.84-1,823,007.06-416,665.08

Finding the Fourth Proportional to 1,215,240.84, 1,823,007.06 and 416,665.08

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Solution

The fourth proportional to 1,215,240.84, 1,823,007.06 and 416,665.08 is: 625,047.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,215,240.84 : 1,823,007.06 = 416,665.08 : x
  2. Step 2: Convert to fraction form
    1,215,240.84/1,823,007.06 = 416,665.08/x
  3. Step 3: Cross multiply
    1,215,240.84x = 1,823,007.06 × 416,665.08
  4. Step 4: Simplify right side
    1,215,240.84x = 759,583,382,495.47
  5. Step 5: Solve for x
    x = 759,583,382,495.47/1,215,240.84
  6. Step 6: Final answer
    x = 625,047.61

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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.