Home / 1,775,462.40-2,661,638.40-1,065,772.80

Finding the Fourth Proportional to 1,775,462.40, 2,661,638.40 and 1,065,772.80

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Solution

The fourth proportional to 1,775,462.40, 2,661,638.40 and 1,065,772.80 is: 1,597,725.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,775,462.40 : 2,661,638.40 = 1,065,772.80 : x
  2. Step 2: Convert to fraction form
    1,775,462.40/2,661,638.40 = 1,065,772.80/x
  3. Step 3: Cross multiply
    1,775,462.40x = 2,661,638.40 × 1,065,772.80
  4. Step 4: Simplify right side
    1,775,462.40x = 2,836,701,810,155.52
  5. Step 5: Solve for x
    x = 2,836,701,810,155.52/1,775,462.40
  6. Step 6: Final answer
    x = 1,597,725.65

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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.