Home / 1,718,736.93-2,573,233.83-1,428,215.85

Finding the Fourth Proportional to 1,718,736.93, 2,573,233.83 and 1,428,215.85

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Solution

The fourth proportional to 1,718,736.93, 2,573,233.83 and 1,428,215.85 is: 2,138,275.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,718,736.93 : 2,573,233.83 = 1,428,215.85 : x
  2. Step 2: Convert to fraction form
    1,718,736.93/2,573,233.83 = 1,428,215.85/x
  3. Step 3: Cross multiply
    1,718,736.93x = 2,573,233.83 × 1,428,215.85
  4. Step 4: Simplify right side
    1,718,736.93x = 3,675,133,341,762.21
  5. Step 5: Solve for x
    x = 3,675,133,341,762.21/1,718,736.93
  6. Step 6: Final answer
    x = 2,138,275.66

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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.