Home / 3,168,014.40-4,743,727.20-2,321,985.60

Finding the Fourth Proportional to 3,168,014.40, 4,743,727.20 and 2,321,985.60

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Solution

The fourth proportional to 3,168,014.40, 4,743,727.20 and 2,321,985.60 is: 3,476,899.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,168,014.40 : 4,743,727.20 = 2,321,985.60 : x
  2. Step 2: Convert to fraction form
    3,168,014.40/4,743,727.20 = 2,321,985.60/x
  3. Step 3: Cross multiply
    3,168,014.40x = 4,743,727.20 × 2,321,985.60
  4. Step 4: Simplify right side
    3,168,014.40x = 11,014,866,248,728.32
  5. Step 5: Solve for x
    x = 11,014,866,248,728.32/3,168,014.40
  6. Step 6: Final answer
    x = 3,476,899.05

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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.