Home / 3,490,031.85-5,235,164.43-965,475.69

Finding the Fourth Proportional to 3,490,031.85, 5,235,164.43 and 965,475.69

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Solution

The fourth proportional to 3,490,031.85, 5,235,164.43 and 965,475.69 is: 1,448,245.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,490,031.85 : 5,235,164.43 = 965,475.69 : x
  2. Step 2: Convert to fraction form
    3,490,031.85/5,235,164.43 = 965,475.69/x
  3. Step 3: Cross multiply
    3,490,031.85x = 5,235,164.43 × 965,475.69
  4. Step 4: Simplify right side
    3,490,031.85x = 5,054,423,990,317.71
  5. Step 5: Solve for x
    x = 5,054,423,990,317.71/3,490,031.85
  6. Step 6: Final answer
    x = 1,448,245.81

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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.