Home / 3,233,656.60-4,851,176.10-990,021.40

Finding the Fourth Proportional to 3,233,656.60, 4,851,176.10 and 990,021.40

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Solution

The fourth proportional to 3,233,656.60, 4,851,176.10 and 990,021.40 is: 1,485,243.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,233,656.60 : 4,851,176.10 = 990,021.40 : x
  2. Step 2: Convert to fraction form
    3,233,656.60/4,851,176.10 = 990,021.40/x
  3. Step 3: Cross multiply
    3,233,656.60x = 4,851,176.10 × 990,021.40
  4. Step 4: Simplify right side
    3,233,656.60x = 4,802,768,154,168.54
  5. Step 5: Solve for x
    x = 4,802,768,154,168.54/3,233,656.60
  6. Step 6: Final answer
    x = 1,485,243.72

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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.