Home / 1,415,273.50-1,953,018.84-770,692.24

Finding the Fourth Proportional to 1,415,273.50, 1,953,018.84 and 770,692.24

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Solution

The fourth proportional to 1,415,273.50, 1,953,018.84 and 770,692.24 is: 1,063,523.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,415,273.50 : 1,953,018.84 = 770,692.24 : x
  2. Step 2: Convert to fraction form
    1,415,273.50/1,953,018.84 = 770,692.24/x
  3. Step 3: Cross multiply
    1,415,273.50x = 1,953,018.84 × 770,692.24
  4. Step 4: Simplify right side
    1,415,273.50x = 1,505,176,464,561.80
  5. Step 5: Solve for x
    x = 1,505,176,464,561.80/1,415,273.50
  6. Step 6: Final answer
    x = 1,063,523.39

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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.