Home / 2,765,752.75-4,149,328.97-771,208.75

Finding the Fourth Proportional to 2,765,752.75, 4,149,328.97 and 771,208.75

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Solution

The fourth proportional to 2,765,752.75, 4,149,328.97 and 771,208.75 is: 1,157,008.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,765,752.75 : 4,149,328.97 = 771,208.75 : x
  2. Step 2: Convert to fraction form
    2,765,752.75/4,149,328.97 = 771,208.75/x
  3. Step 3: Cross multiply
    2,765,752.75x = 4,149,328.97 × 771,208.75
  4. Step 4: Simplify right side
    2,765,752.75x = 3,199,998,808,292.49
  5. Step 5: Solve for x
    x = 3,199,998,808,292.49/2,765,752.75
  6. Step 6: Final answer
    x = 1,157,008.27

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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.