Home / 1,091,727.40-1,634,480.70-967,311.40

Finding the Fourth Proportional to 1,091,727.40, 1,634,480.70 and 967,311.40

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Solution

The fourth proportional to 1,091,727.40, 1,634,480.70 and 967,311.40 is: 1,448,211.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,727.40 : 1,634,480.70 = 967,311.40 : x
  2. Step 2: Convert to fraction form
    1,091,727.40/1,634,480.70 = 967,311.40/x
  3. Step 3: Cross multiply
    1,091,727.40x = 1,634,480.70 × 967,311.40
  4. Step 4: Simplify right side
    1,091,727.40x = 1,581,051,814,189.98
  5. Step 5: Solve for x
    x = 1,581,051,814,189.98/1,091,727.40
  6. Step 6: Final answer
    x = 1,448,211.17

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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.