Home / 1,518,034.62-2,094,805.54-838,927.38

Finding the Fourth Proportional to 1,518,034.62, 2,094,805.54 and 838,927.38

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Solution

The fourth proportional to 1,518,034.62, 2,094,805.54 and 838,927.38 is: 1,157,674.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,518,034.62 : 2,094,805.54 = 838,927.38 : x
  2. Step 2: Convert to fraction form
    1,518,034.62/2,094,805.54 = 838,927.38/x
  3. Step 3: Cross multiply
    1,518,034.62x = 2,094,805.54 × 838,927.38
  4. Step 4: Simplify right side
    1,518,034.62x = 1,757,389,723,281.69
  5. Step 5: Solve for x
    x = 1,757,389,723,281.69/1,518,034.62
  6. Step 6: Final answer
    x = 1,157,674.34

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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.