Home / 3,532,985.20-5,299,477.80-3,179,090.80

Finding the Fourth Proportional to 3,532,985.20, 5,299,477.80 and 3,179,090.80

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Solution

The fourth proportional to 3,532,985.20, 5,299,477.80 and 3,179,090.80 is: 4,768,636.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,532,985.20 : 5,299,477.80 = 3,179,090.80 : x
  2. Step 2: Convert to fraction form
    3,532,985.20/5,299,477.80 = 3,179,090.80/x
  3. Step 3: Cross multiply
    3,532,985.20x = 5,299,477.80 × 3,179,090.80
  4. Step 4: Simplify right side
    3,532,985.20x = 16,847,521,118,784.24
  5. Step 5: Solve for x
    x = 16,847,521,118,784.24/3,532,985.20
  6. Step 6: Final answer
    x = 4,768,636.20

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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.