Home / 1,632,043.28-2,252,426.84-987,468.77

Finding the Fourth Proportional to 1,632,043.28, 2,252,426.84 and 987,468.77

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Solution

The fourth proportional to 1,632,043.28, 2,252,426.84 and 987,468.77 is: 1,362,832.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,632,043.28 : 2,252,426.84 = 987,468.77 : x
  2. Step 2: Convert to fraction form
    1,632,043.28/2,252,426.84 = 987,468.77/x
  3. Step 3: Cross multiply
    1,632,043.28x = 2,252,426.84 × 987,468.77
  4. Step 4: Simplify right side
    1,632,043.28x = 2,224,201,165,606.52
  5. Step 5: Solve for x
    x = 2,224,201,165,606.52/1,632,043.28
  6. Step 6: Final answer
    x = 1,362,832.22

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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.