Home / 4,151,248.20-6,228,038.70-2,021,401.80

Finding the Fourth Proportional to 4,151,248.20, 6,228,038.70 and 2,021,401.80

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Solution

The fourth proportional to 4,151,248.20, 6,228,038.70 and 2,021,401.80 is: 3,032,670.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,151,248.20 : 6,228,038.70 = 2,021,401.80 : x
  2. Step 2: Convert to fraction form
    4,151,248.20/6,228,038.70 = 2,021,401.80/x
  3. Step 3: Cross multiply
    4,151,248.20x = 6,228,038.70 × 2,021,401.80
  4. Step 4: Simplify right side
    4,151,248.20x = 12,589,368,638,649.66
  5. Step 5: Solve for x
    x = 12,589,368,638,649.66/4,151,248.20
  6. Step 6: Final answer
    x = 3,032,670.66

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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.