Home / 1,151,996.80-1,727,995.20-731,574.40

Finding the Fourth Proportional to 1,151,996.80, 1,727,995.20 and 731,574.40

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Solution

The fourth proportional to 1,151,996.80, 1,727,995.20 and 731,574.40 is: 1,097,361.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,996.80 : 1,727,995.20 = 731,574.40 : x
  2. Step 2: Convert to fraction form
    1,151,996.80/1,727,995.20 = 731,574.40/x
  3. Step 3: Cross multiply
    1,151,996.80x = 1,727,995.20 × 731,574.40
  4. Step 4: Simplify right side
    1,151,996.80x = 1,264,157,051,642.88
  5. Step 5: Solve for x
    x = 1,264,157,051,642.88/1,151,996.80
  6. Step 6: Final answer
    x = 1,097,361.60

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Similar ratio
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Why These Related Problems?

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