Home / 1,632,052.31-2,252,439.27-987,477.80

Finding the Fourth Proportional to 1,632,052.31, 2,252,439.27 and 987,477.80

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Solution

The fourth proportional to 1,632,052.31, 2,252,439.27 and 987,477.80 is: 1,362,844.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,632,052.31 : 2,252,439.27 = 987,477.80 : x
  2. Step 2: Convert to fraction form
    1,632,052.31/2,252,439.27 = 987,477.80/x
  3. Step 3: Cross multiply
    1,632,052.31x = 2,252,439.27 × 987,477.80
  4. Step 4: Simplify right side
    1,632,052.31x = 2,224,233,763,711.01
  5. Step 5: Solve for x
    x = 2,224,233,763,711.01/1,632,052.31
  6. Step 6: Final answer
    x = 1,362,844.66

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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.