Home / 1,158,661.80-1,735,368.30-686,269.80

Finding the Fourth Proportional to 1,158,661.80, 1,735,368.30 and 686,269.80

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Solution

The fourth proportional to 1,158,661.80, 1,735,368.30 and 686,269.80 is: 1,027,850.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,661.80 : 1,735,368.30 = 686,269.80 : x
  2. Step 2: Convert to fraction form
    1,158,661.80/1,735,368.30 = 686,269.80/x
  3. Step 3: Cross multiply
    1,158,661.80x = 1,735,368.30 × 686,269.80
  4. Step 4: Simplify right side
    1,158,661.80x = 1,190,930,856,167.34
  5. Step 5: Solve for x
    x = 1,190,930,856,167.34/1,158,661.80
  6. Step 6: Final answer
    x = 1,027,850.28

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.