Home / 1,271,728.98-1,909,212.17-824,322.04

Finding the Fourth Proportional to 1,271,728.98, 1,909,212.17 and 824,322.04

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Solution

The fourth proportional to 1,271,728.98, 1,909,212.17 and 824,322.04 is: 1,237,532.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,271,728.98 : 1,909,212.17 = 824,322.04 : x
  2. Step 2: Convert to fraction form
    1,271,728.98/1,909,212.17 = 824,322.04/x
  3. Step 3: Cross multiply
    1,271,728.98x = 1,909,212.17 × 824,322.04
  4. Step 4: Simplify right side
    1,271,728.98x = 1,573,805,661,872.59
  5. Step 5: Solve for x
    x = 1,573,805,661,872.59/1,271,728.98
  6. Step 6: Final answer
    x = 1,237,532.28

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.