Home / 3,136,636.78-4,705,235.84-1,217,502.97

Finding the Fourth Proportional to 3,136,636.78, 4,705,235.84 and 1,217,502.97

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Solution

The fourth proportional to 3,136,636.78, 4,705,235.84 and 1,217,502.97 is: 1,826,363.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,136,636.78 : 4,705,235.84 = 1,217,502.97 : x
  2. Step 2: Convert to fraction form
    3,136,636.78/4,705,235.84 = 1,217,502.97/x
  3. Step 3: Cross multiply
    3,136,636.78x = 4,705,235.84 × 1,217,502.97
  4. Step 4: Simplify right side
    3,136,636.78x = 5,728,638,609,750.44
  5. Step 5: Solve for x
    x = 5,728,638,609,750.44/3,136,636.78
  6. Step 6: Final answer
    x = 1,826,363.40

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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.