Home / 1,415,229.58-1,953,016.95-770,649.58

Finding the Fourth Proportional to 1,415,229.58, 1,953,016.95 and 770,649.58

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Solution

The fourth proportional to 1,415,229.58, 1,953,016.95 and 770,649.58 is: 1,063,496.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,415,229.58 : 1,953,016.95 = 770,649.58 : x
  2. Step 2: Convert to fraction form
    1,415,229.58/1,953,016.95 = 770,649.58/x
  3. Step 3: Cross multiply
    1,415,229.58x = 1,953,016.95 × 770,649.58
  4. Step 4: Simplify right side
    1,415,229.58x = 1,505,091,692,250.38
  5. Step 5: Solve for x
    x = 1,505,091,692,250.38/1,415,229.58
  6. Step 6: Final answer
    x = 1,063,496.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.