Home / 1,356,231.40-2,036,679.90-885,005.80

Finding the Fourth Proportional to 1,356,231.40, 2,036,679.90 and 885,005.80

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Solution

The fourth proportional to 1,356,231.40, 2,036,679.90 and 885,005.80 is: 1,329,030.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,356,231.40 : 2,036,679.90 = 885,005.80 : x
  2. Step 2: Convert to fraction form
    1,356,231.40/2,036,679.90 = 885,005.80/x
  3. Step 3: Cross multiply
    1,356,231.40x = 2,036,679.90 × 885,005.80
  4. Step 4: Simplify right side
    1,356,231.40x = 1,802,473,524,243.42
  5. Step 5: Solve for x
    x = 1,802,473,524,243.42/1,356,231.40
  6. Step 6: Final answer
    x = 1,329,030.96

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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.