Home / 3,630,635.80-5,437,659.30-2,137,643.80

Finding the Fourth Proportional to 3,630,635.80, 5,437,659.30 and 2,137,643.80

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Solution

The fourth proportional to 3,630,635.80, 5,437,659.30 and 2,137,643.80 is: 3,201,582.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,630,635.80 : 5,437,659.30 = 2,137,643.80 : x
  2. Step 2: Convert to fraction form
    3,630,635.80/5,437,659.30 = 2,137,643.80/x
  3. Step 3: Cross multiply
    3,630,635.80x = 5,437,659.30 × 2,137,643.80
  4. Step 4: Simplify right side
    3,630,635.80x = 11,623,778,689,157.34
  5. Step 5: Solve for x
    x = 11,623,778,689,157.34/3,630,635.80
  6. Step 6: Final answer
    x = 3,201,582.13

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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.