Home / 3,237,649.20-4,467,962.40-1,787,346.60

Finding the Fourth Proportional to 3,237,649.20, 4,467,962.40 and 1,787,346.60

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Solution

The fourth proportional to 3,237,649.20, 4,467,962.40 and 1,787,346.60 is: 2,466,541.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,237,649.20 : 4,467,962.40 = 1,787,346.60 : x
  2. Step 2: Convert to fraction form
    3,237,649.20/4,467,962.40 = 1,787,346.60/x
  3. Step 3: Cross multiply
    3,237,649.20x = 4,467,962.40 × 1,787,346.60
  4. Step 4: Simplify right side
    3,237,649.20x = 7,985,797,404,567.84
  5. Step 5: Solve for x
    x = 7,985,797,404,567.84/3,237,649.20
  6. Step 6: Final answer
    x = 2,466,541.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.