Home / 1,224,717.63-1,690,935.08-1,095,254.43

Finding the Fourth Proportional to 1,224,717.63, 1,690,935.08 and 1,095,254.43

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Solution

The fourth proportional to 1,224,717.63, 1,690,935.08 and 1,095,254.43 is: 1,512,188.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,224,717.63 : 1,690,935.08 = 1,095,254.43 : x
  2. Step 2: Convert to fraction form
    1,224,717.63/1,690,935.08 = 1,095,254.43/x
  3. Step 3: Cross multiply
    1,224,717.63x = 1,690,935.08 × 1,095,254.43
  4. Step 4: Simplify right side
    1,224,717.63x = 1,852,004,131,736.13
  5. Step 5: Solve for x
    x = 1,852,004,131,736.13/1,224,717.63
  6. Step 6: Final answer
    x = 1,512,188.68

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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.