Home / 2,990,504.40-4,486,412.70-968,404.20

Finding the Fourth Proportional to 2,990,504.40, 4,486,412.70 and 968,404.20

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Solution

The fourth proportional to 2,990,504.40, 4,486,412.70 and 968,404.20 is: 1,452,818.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,990,504.40 : 4,486,412.70 = 968,404.20 : x
  2. Step 2: Convert to fraction form
    2,990,504.40/4,486,412.70 = 968,404.20/x
  3. Step 3: Cross multiply
    2,990,504.40x = 4,486,412.70 × 968,404.20
  4. Step 4: Simplify right side
    2,990,504.40x = 4,344,660,901,613.34
  5. Step 5: Solve for x
    x = 4,344,660,901,613.34/2,990,504.40
  6. Step 6: Final answer
    x = 1,452,818.76

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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.