Home / 1,331,115.80-1,993,865.70-882,051.80

Finding the Fourth Proportional to 1,331,115.80, 1,993,865.70 and 882,051.80

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Solution

The fourth proportional to 1,331,115.80, 1,993,865.70 and 882,051.80 is: 1,321,217.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,331,115.80 : 1,993,865.70 = 882,051.80 : x
  2. Step 2: Convert to fraction form
    1,331,115.80/1,993,865.70 = 882,051.80/x
  3. Step 3: Cross multiply
    1,331,115.80x = 1,993,865.70 × 882,051.80
  4. Step 4: Simplify right side
    1,331,115.80x = 1,758,692,829,643.26
  5. Step 5: Solve for x
    x = 1,758,692,829,643.26/1,331,115.80
  6. Step 6: Final answer
    x = 1,321,217.00

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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.