Home / 2,785,313-4,179,837.36-1,012,385

Finding the Fourth Proportional to 2,785,313, 4,179,837.36 and 1,012,385

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Solution

The fourth proportional to 2,785,313, 4,179,837.36 and 1,012,385 is: 1,519,256.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,785,313 : 4,179,837.36 = 1,012,385 : x
  2. Step 2: Convert to fraction form
    2,785,313/4,179,837.36 = 1,012,385/x
  3. Step 3: Cross multiply
    2,785,313x = 4,179,837.36 × 1,012,385
  4. Step 4: Simplify right side
    2,785,313x = 4,231,604,645,703.60
  5. Step 5: Solve for x
    x = 4,231,604,645,703.60/2,785,313
  6. Step 6: Final answer
    x = 1,519,256.42

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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.