Home / 1,415,250.05-1,952,993.50-770,656.10

Finding the Fourth Proportional to 1,415,250.05, 1,952,993.50 and 770,656.10

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Solution

The fourth proportional to 1,415,250.05, 1,952,993.50 and 770,656.10 is: 1,063,477.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,415,250.05 : 1,952,993.50 = 770,656.10 : x
  2. Step 2: Convert to fraction form
    1,415,250.05/1,952,993.50 = 770,656.10/x
  3. Step 3: Cross multiply
    1,415,250.05x = 1,952,993.50 × 770,656.10
  4. Step 4: Simplify right side
    1,415,250.05x = 1,505,086,342,343.74
  5. Step 5: Solve for x
    x = 1,505,086,342,343.74/1,415,250.05
  6. Step 6: Final answer
    x = 1,063,477.33

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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.