Home / 2,379,680.78-3,570,136.26-1,031,531.96

Finding the Fourth Proportional to 2,379,680.78, 3,570,136.26 and 1,031,531.96

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Solution

The fourth proportional to 2,379,680.78, 3,570,136.26 and 1,031,531.96 is: 1,547,564.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,379,680.78 : 3,570,136.26 = 1,031,531.96 : x
  2. Step 2: Convert to fraction form
    2,379,680.78/3,570,136.26 = 1,031,531.96/x
  3. Step 3: Cross multiply
    2,379,680.78x = 3,570,136.26 × 1,031,531.96
  4. Step 4: Simplify right side
    2,379,680.78x = 3,682,709,658,801.97
  5. Step 5: Solve for x
    x = 3,682,709,658,801.97/2,379,680.78
  6. Step 6: Final answer
    x = 1,547,564.57

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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.