Home / 1,489,764.60-2,234,646.90-367,833.60

Finding the Fourth Proportional to 1,489,764.60, 2,234,646.90 and 367,833.60

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Solution

The fourth proportional to 1,489,764.60, 2,234,646.90 and 367,833.60 is: 551,750.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,489,764.60 : 2,234,646.90 = 367,833.60 : x
  2. Step 2: Convert to fraction form
    1,489,764.60/2,234,646.90 = 367,833.60/x
  3. Step 3: Cross multiply
    1,489,764.60x = 2,234,646.90 × 367,833.60
  4. Step 4: Simplify right side
    1,489,764.60x = 821,978,213,955.84
  5. Step 5: Solve for x
    x = 821,978,213,955.84/1,489,764.60
  6. Step 6: Final answer
    x = 551,750.40

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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.