Home / 1,775,326.40-2,661,434.40-1,065,636.80

Finding the Fourth Proportional to 1,775,326.40, 2,661,434.40 and 1,065,636.80

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Solution

The fourth proportional to 1,775,326.40, 2,661,434.40 and 1,065,636.80 is: 1,597,521.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,775,326.40 : 2,661,434.40 = 1,065,636.80 : x
  2. Step 2: Convert to fraction form
    1,775,326.40/2,661,434.40 = 1,065,636.80/x
  3. Step 3: Cross multiply
    1,775,326.40x = 2,661,434.40 × 1,065,636.80
  4. Step 4: Simplify right side
    1,775,326.40x = 2,836,122,437,425.92
  5. Step 5: Solve for x
    x = 2,836,122,437,425.92/1,775,326.40
  6. Step 6: Final answer
    x = 1,597,521.69

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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.