Home / 3,401,479.10-5,102,489.61-1,126,911.62

Finding the Fourth Proportional to 3,401,479.10, 5,102,489.61 and 1,126,911.62

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Solution

The fourth proportional to 3,401,479.10, 5,102,489.61 and 1,126,911.62 is: 1,690,457.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,401,479.10 : 5,102,489.61 = 1,126,911.62 : x
  2. Step 2: Convert to fraction form
    3,401,479.10/5,102,489.61 = 1,126,911.62/x
  3. Step 3: Cross multiply
    3,401,479.10x = 5,102,489.61 × 1,126,911.62
  4. Step 4: Simplify right side
    3,401,479.10x = 5,750,054,806,925.82
  5. Step 5: Solve for x
    x = 5,750,054,806,925.82/3,401,479.10
  6. Step 6: Final answer
    x = 1,690,457.19

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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.