Home / 1,393,684.80-2,092,082.40-1,302,316.80

Finding the Fourth Proportional to 1,393,684.80, 2,092,082.40 and 1,302,316.80

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Solution

The fourth proportional to 1,393,684.80, 2,092,082.40 and 1,302,316.80 is: 1,954,928.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,393,684.80 : 2,092,082.40 = 1,302,316.80 : x
  2. Step 2: Convert to fraction form
    1,393,684.80/2,092,082.40 = 1,302,316.80/x
  3. Step 3: Cross multiply
    1,393,684.80x = 2,092,082.40 × 1,302,316.80
  4. Step 4: Simplify right side
    1,393,684.80x = 2,724,554,056,504.32
  5. Step 5: Solve for x
    x = 2,724,554,056,504.32/1,393,684.80
  6. Step 6: Final answer
    x = 1,954,928.44

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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.