Home / 2,126,656.32-3,190,157.28-630,744

Finding the Fourth Proportional to 2,126,656.32, 3,190,157.28 and 630,744

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Solution

The fourth proportional to 2,126,656.32, 3,190,157.28 and 630,744 is: 946,167.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,126,656.32 : 3,190,157.28 = 630,744 : x
  2. Step 2: Convert to fraction form
    2,126,656.32/3,190,157.28 = 630,744/x
  3. Step 3: Cross multiply
    2,126,656.32x = 3,190,157.28 × 630,744
  4. Step 4: Simplify right side
    2,126,656.32x = 2,012,172,563,416.32
  5. Step 5: Solve for x
    x = 2,012,172,563,416.32/2,126,656.32
  6. Step 6: Final answer
    x = 946,167.25

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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.