Home / 1,489,613.90-2,234,420.85-367,682.90

Finding the Fourth Proportional to 1,489,613.90, 2,234,420.85 and 367,682.90

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Solution

The fourth proportional to 1,489,613.90, 2,234,420.85 and 367,682.90 is: 551,524.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,489,613.90 : 2,234,420.85 = 367,682.90 : x
  2. Step 2: Convert to fraction form
    1,489,613.90/2,234,420.85 = 367,682.90/x
  3. Step 3: Cross multiply
    1,489,613.90x = 2,234,420.85 × 367,682.90
  4. Step 4: Simplify right side
    1,489,613.90x = 821,558,337,948.47
  5. Step 5: Solve for x
    x = 821,558,337,948.47/1,489,613.90
  6. Step 6: Final answer
    x = 551,524.35

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Double scale
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1.5x scale

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.