Home / 1,780,126.12-2,669,993.18-500,774.26

Finding the Fourth Proportional to 1,780,126.12, 2,669,993.18 and 500,774.26

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Solution

The fourth proportional to 1,780,126.12, 2,669,993.18 and 500,774.26 is: 751,106.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,780,126.12 : 2,669,993.18 = 500,774.26 : x
  2. Step 2: Convert to fraction form
    1,780,126.12/2,669,993.18 = 500,774.26/x
  3. Step 3: Cross multiply
    1,780,126.12x = 2,669,993.18 × 500,774.26
  4. Step 4: Simplify right side
    1,780,126.12x = 1,337,063,858,919.55
  5. Step 5: Solve for x
    x = 1,337,063,858,919.55/1,780,126.12
  6. Step 6: Final answer
    x = 751,106.25

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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.