Home / 1,601,012.45-2,397,670.58-915,821.94

Finding the Fourth Proportional to 1,601,012.45, 2,397,670.58 and 915,821.94

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Solution

The fourth proportional to 1,601,012.45, 2,397,670.58 and 915,821.94 is: 1,371,531.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,601,012.45 : 2,397,670.58 = 915,821.94 : x
  2. Step 2: Convert to fraction form
    1,601,012.45/2,397,670.58 = 915,821.94/x
  3. Step 3: Cross multiply
    1,601,012.45x = 2,397,670.58 × 915,821.94
  4. Step 4: Simplify right side
    1,601,012.45x = 2,195,839,305,489.06
  5. Step 5: Solve for x
    x = 2,195,839,305,489.06/1,601,012.45
  6. Step 6: Final answer
    x = 1,371,531.69

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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.