Home / 2,685,308.20-4,027,962.30-1,490,914.60

Finding the Fourth Proportional to 2,685,308.20, 4,027,962.30 and 1,490,914.60

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Solution

The fourth proportional to 2,685,308.20, 4,027,962.30 and 1,490,914.60 is: 2,236,371.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,685,308.20 : 4,027,962.30 = 1,490,914.60 : x
  2. Step 2: Convert to fraction form
    2,685,308.20/4,027,962.30 = 1,490,914.60/x
  3. Step 3: Cross multiply
    2,685,308.20x = 4,027,962.30 × 1,490,914.60
  4. Step 4: Simplify right side
    2,685,308.20x = 6,005,347,801,319.58
  5. Step 5: Solve for x
    x = 6,005,347,801,319.58/2,685,308.20
  6. Step 6: Final answer
    x = 2,236,371.90

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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.