Home / 1,424,508.36-2,136,873.20-413,647

Finding the Fourth Proportional to 1,424,508.36, 2,136,873.20 and 413,647

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Solution

The fourth proportional to 1,424,508.36, 2,136,873.20 and 413,647 is: 620,502.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,424,508.36 : 2,136,873.20 = 413,647 : x
  2. Step 2: Convert to fraction form
    1,424,508.36/2,136,873.20 = 413,647/x
  3. Step 3: Cross multiply
    1,424,508.36x = 2,136,873.20 × 413,647
  4. Step 4: Simplify right side
    1,424,508.36x = 883,911,188,560.40
  5. Step 5: Solve for x
    x = 883,911,188,560.40/1,424,508.36
  6. Step 6: Final answer
    x = 620,502.63

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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.