Home / 1,900,286.30-2,850,428.73-763,048.16

Finding the Fourth Proportional to 1,900,286.30, 2,850,428.73 and 763,048.16

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Solution

The fourth proportional to 1,900,286.30, 2,850,428.73 and 763,048.16 is: 1,144,571.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,900,286.30 : 2,850,428.73 = 763,048.16 : x
  2. Step 2: Convert to fraction form
    1,900,286.30/2,850,428.73 = 763,048.16/x
  3. Step 3: Cross multiply
    1,900,286.30x = 2,850,428.73 × 763,048.16
  4. Step 4: Simplify right side
    1,900,286.30x = 2,175,014,397,637.64
  5. Step 5: Solve for x
    x = 2,175,014,397,637.64/1,900,286.30
  6. Step 6: Final answer
    x = 1,144,571.95

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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.