Home / 1,446,534.80-1,996,336.32-802,157.12

Finding the Fourth Proportional to 1,446,534.80, 1,996,336.32 and 802,157.12

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Solution

The fourth proportional to 1,446,534.80, 1,996,336.32 and 802,157.12 is: 1,107,042.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,446,534.80 : 1,996,336.32 = 802,157.12 : x
  2. Step 2: Convert to fraction form
    1,446,534.80/1,996,336.32 = 802,157.12/x
  3. Step 3: Cross multiply
    1,446,534.80x = 1,996,336.32 × 802,157.12
  4. Step 4: Simplify right side
    1,446,534.80x = 1,601,375,393,002.60
  5. Step 5: Solve for x
    x = 1,601,375,393,002.60/1,446,534.80
  6. Step 6: Final answer
    x = 1,107,042.43

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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.