Home / 2,827,114.40-4,239,116.40-1,229,405.60

Finding the Fourth Proportional to 2,827,114.40, 4,239,116.40 and 1,229,405.60

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Solution

The fourth proportional to 2,827,114.40, 4,239,116.40 and 1,229,405.60 is: 1,843,432.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,827,114.40 : 4,239,116.40 = 1,229,405.60 : x
  2. Step 2: Convert to fraction form
    2,827,114.40/4,239,116.40 = 1,229,405.60/x
  3. Step 3: Cross multiply
    2,827,114.40x = 4,239,116.40 × 1,229,405.60
  4. Step 4: Simplify right side
    2,827,114.40x = 5,211,593,441,211.84
  5. Step 5: Solve for x
    x = 5,211,593,441,211.84/2,827,114.40
  6. Step 6: Final answer
    x = 1,843,432.10

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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.