Home / 3,220,146.60-4,830,867.90-945,666.60

Finding the Fourth Proportional to 3,220,146.60, 4,830,867.90 and 945,666.60

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Solution

The fourth proportional to 3,220,146.60, 4,830,867.90 and 945,666.60 is: 1,418,690.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,220,146.60 : 4,830,867.90 = 945,666.60 : x
  2. Step 2: Convert to fraction form
    3,220,146.60/4,830,867.90 = 945,666.60/x
  3. Step 3: Cross multiply
    3,220,146.60x = 4,830,867.90 × 945,666.60
  4. Step 4: Simplify right side
    3,220,146.60x = 4,568,390,422,042.14
  5. Step 5: Solve for x
    x = 4,568,390,422,042.14/3,220,146.60
  6. Step 6: Final answer
    x = 1,418,690.20

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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.