Home / 1,158,658.80-1,735,363.80-686,266.80

Finding the Fourth Proportional to 1,158,658.80, 1,735,363.80 and 686,266.80

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Solution

The fourth proportional to 1,158,658.80, 1,735,363.80 and 686,266.80 is: 1,027,845.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,658.80 : 1,735,363.80 = 686,266.80 : x
  2. Step 2: Convert to fraction form
    1,158,658.80/1,735,363.80 = 686,266.80/x
  3. Step 3: Cross multiply
    1,158,658.80x = 1,735,363.80 × 686,266.80
  4. Step 4: Simplify right side
    1,158,658.80x = 1,190,922,561,861.84
  5. Step 5: Solve for x
    x = 1,190,922,561,861.84/1,158,658.80
  6. Step 6: Final answer
    x = 1,027,845.78

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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.