Home / 3,345,593.34-5,018,488.38-821,248.50

Finding the Fourth Proportional to 3,345,593.34, 5,018,488.38 and 821,248.50

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Solution

The fourth proportional to 3,345,593.34, 5,018,488.38 and 821,248.50 is: 1,231,896.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,345,593.34 : 5,018,488.38 = 821,248.50 : x
  2. Step 2: Convert to fraction form
    3,345,593.34/5,018,488.38 = 821,248.50/x
  3. Step 3: Cross multiply
    3,345,593.34x = 5,018,488.38 × 821,248.50
  4. Step 4: Simplify right side
    3,345,593.34x = 4,121,426,054,342.43
  5. Step 5: Solve for x
    x = 4,121,426,054,342.43/3,345,593.34
  6. Step 6: Final answer
    x = 1,231,896.90

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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.