Home / 4,215,291.50-6,322,953.72-1,020,412.46

Finding the Fourth Proportional to 4,215,291.50, 6,322,953.72 and 1,020,412.46

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Solution

The fourth proportional to 4,215,291.50, 6,322,953.72 and 1,020,412.46 is: 1,530,622.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,215,291.50 : 6,322,953.72 = 1,020,412.46 : x
  2. Step 2: Convert to fraction form
    4,215,291.50/6,322,953.72 = 1,020,412.46/x
  3. Step 3: Cross multiply
    4,215,291.50x = 6,322,953.72 × 1,020,412.46
  4. Step 4: Simplify right side
    4,215,291.50x = 6,452,020,759,891.35
  5. Step 5: Solve for x
    x = 6,452,020,759,891.35/4,215,291.50
  6. Step 6: Final answer
    x = 1,530,622.68

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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.