Home / 1,605,485.77-2,215,568.94-880,345.54

Finding the Fourth Proportional to 1,605,485.77, 2,215,568.94 and 880,345.54

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Solution

The fourth proportional to 1,605,485.77, 2,215,568.94 and 880,345.54 is: 1,214,876.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,605,485.77 : 2,215,568.94 = 880,345.54 : x
  2. Step 2: Convert to fraction form
    1,605,485.77/2,215,568.94 = 880,345.54/x
  3. Step 3: Cross multiply
    1,605,485.77x = 2,215,568.94 × 880,345.54
  4. Step 4: Simplify right side
    1,605,485.77x = 1,950,466,234,891.53
  5. Step 5: Solve for x
    x = 1,950,466,234,891.53/1,605,485.77
  6. Step 6: Final answer
    x = 1,214,876.07

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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.