Home / 1,967,640.48-2,715,348.96-1,151,696.16

Finding the Fourth Proportional to 1,967,640.48, 2,715,348.96 and 1,151,696.16

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Solution

The fourth proportional to 1,967,640.48, 2,715,348.96 and 1,151,696.16 is: 1,589,343.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,967,640.48 : 2,715,348.96 = 1,151,696.16 : x
  2. Step 2: Convert to fraction form
    1,967,640.48/2,715,348.96 = 1,151,696.16/x
  3. Step 3: Cross multiply
    1,967,640.48x = 2,715,348.96 × 1,151,696.16
  4. Step 4: Simplify right side
    1,967,640.48x = 3,127,256,970,291.99
  5. Step 5: Solve for x
    x = 3,127,256,970,291.99/1,967,640.48
  6. Step 6: Final answer
    x = 1,589,343.68

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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.