Home / 1,894,728.64-2,844,115.26-815,775.16

Finding the Fourth Proportional to 1,894,728.64, 2,844,115.26 and 815,775.16

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Solution

The fourth proportional to 1,894,728.64, 2,844,115.26 and 815,775.16 is: 1,224,533.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,894,728.64 : 2,844,115.26 = 815,775.16 : x
  2. Step 2: Convert to fraction form
    1,894,728.64/2,844,115.26 = 815,775.16/x
  3. Step 3: Cross multiply
    1,894,728.64x = 2,844,115.26 × 815,775.16
  4. Step 4: Simplify right side
    1,894,728.64x = 2,320,158,581,284.94
  5. Step 5: Solve for x
    x = 2,320,158,581,284.94/1,894,728.64
  6. Step 6: Final answer
    x = 1,224,533.44

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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.