Home / 1,571,647.32-2,355,951.42-505,965.96

Finding the Fourth Proportional to 1,571,647.32, 2,355,951.42 and 505,965.96

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Solution

The fourth proportional to 1,571,647.32, 2,355,951.42 and 505,965.96 is: 758,459.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,571,647.32 : 2,355,951.42 = 505,965.96 : x
  2. Step 2: Convert to fraction form
    1,571,647.32/2,355,951.42 = 505,965.96/x
  3. Step 3: Cross multiply
    1,571,647.32x = 2,355,951.42 × 505,965.96
  4. Step 4: Simplify right side
    1,571,647.32x = 1,192,031,221,933.66
  5. Step 5: Solve for x
    x = 1,192,031,221,933.66/1,571,647.32
  6. Step 6: Final answer
    x = 758,459.74

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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.