Home / 1,616,095.68-2,230,227.72-890,972.40

Finding the Fourth Proportional to 1,616,095.68, 2,230,227.72 and 890,972.40

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Solution

The fourth proportional to 1,616,095.68, 2,230,227.72 and 890,972.40 is: 1,229,550.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,616,095.68 : 2,230,227.72 = 890,972.40 : x
  2. Step 2: Convert to fraction form
    1,616,095.68/2,230,227.72 = 890,972.40/x
  3. Step 3: Cross multiply
    1,616,095.68x = 2,230,227.72 × 890,972.40
  4. Step 4: Simplify right side
    1,616,095.68x = 1,987,071,344,234.93
  5. Step 5: Solve for x
    x = 1,987,071,344,234.93/1,616,095.68
  6. Step 6: Final answer
    x = 1,229,550.56

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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.