Home / 3,121,346.56-4,682,019.84-877,484.80

Finding the Fourth Proportional to 3,121,346.56, 4,682,019.84 and 877,484.80

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Solution

The fourth proportional to 3,121,346.56, 4,682,019.84 and 877,484.80 is: 1,316,227.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,121,346.56 : 4,682,019.84 = 877,484.80 : x
  2. Step 2: Convert to fraction form
    3,121,346.56/4,682,019.84 = 877,484.80/x
  3. Step 3: Cross multiply
    3,121,346.56x = 4,682,019.84 × 877,484.80
  4. Step 4: Simplify right side
    3,121,346.56x = 4,108,401,242,898.43
  5. Step 5: Solve for x
    x = 4,108,401,242,898.43/3,121,346.56
  6. Step 6: Final answer
    x = 1,316,227.20

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Similar ratio
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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.