Home / 1,416,489.88-2,125,150.05-456,926.32

Finding the Fourth Proportional to 1,416,489.88, 2,125,150.05 and 456,926.32

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Solution

The fourth proportional to 1,416,489.88, 2,125,150.05 and 456,926.32 is: 685,523.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,489.88 : 2,125,150.05 = 456,926.32 : x
  2. Step 2: Convert to fraction form
    1,416,489.88/2,125,150.05 = 456,926.32/x
  3. Step 3: Cross multiply
    1,416,489.88x = 2,125,150.05 × 456,926.32
  4. Step 4: Simplify right side
    1,416,489.88x = 971,036,991,794.32
  5. Step 5: Solve for x
    x = 971,036,991,794.32/1,416,489.88
  6. Step 6: Final answer
    x = 685,523.42

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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.