Home / 3,000,199.64-4,140,286.44-1,623,543.20

Finding the Fourth Proportional to 3,000,199.64, 4,140,286.44 and 1,623,543.20

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Solution

The fourth proportional to 3,000,199.64, 4,140,286.44 and 1,623,543.20 is: 2,240,495.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,000,199.64 : 4,140,286.44 = 1,623,543.20 : x
  2. Step 2: Convert to fraction form
    3,000,199.64/4,140,286.44 = 1,623,543.20/x
  3. Step 3: Cross multiply
    3,000,199.64x = 4,140,286.44 × 1,623,543.20
  4. Step 4: Simplify right side
    3,000,199.64x = 6,721,933,895,714.21
  5. Step 5: Solve for x
    x = 6,721,933,895,714.21/3,000,199.64
  6. Step 6: Final answer
    x = 2,240,495.53

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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.