Home / 1,300,601.80-1,950,611.10-854,453.80

Finding the Fourth Proportional to 1,300,601.80, 1,950,611.10 and 854,453.80

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Solution

The fourth proportional to 1,300,601.80, 1,950,611.10 and 854,453.80 is: 1,281,489.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300,601.80 : 1,950,611.10 = 854,453.80 : x
  2. Step 2: Convert to fraction form
    1,300,601.80/1,950,611.10 = 854,453.80/x
  3. Step 3: Cross multiply
    1,300,601.80x = 1,950,611.10 × 854,453.80
  4. Step 4: Simplify right side
    1,300,601.80x = 1,666,707,066,717.18
  5. Step 5: Solve for x
    x = 1,666,707,066,717.18/1,300,601.80
  6. Step 6: Final answer
    x = 1,281,489.13

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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.