Home / 1,166,745.20-1,746,618.60-693,186.80

Finding the Fourth Proportional to 1,166,745.20, 1,746,618.60 and 693,186.80

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Solution

The fourth proportional to 1,166,745.20, 1,746,618.60 and 693,186.80 is: 1,037,701.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166,745.20 : 1,746,618.60 = 693,186.80 : x
  2. Step 2: Convert to fraction form
    1,166,745.20/1,746,618.60 = 693,186.80/x
  3. Step 3: Cross multiply
    1,166,745.20x = 1,746,618.60 × 693,186.80
  4. Step 4: Simplify right side
    1,166,745.20x = 1,210,732,958,154.48
  5. Step 5: Solve for x
    x = 1,210,732,958,154.48/1,166,745.20
  6. Step 6: Final answer
    x = 1,037,701.25

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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.