Home / 2,514,420.10-3,771,630.15-831,523.60

Finding the Fourth Proportional to 2,514,420.10, 3,771,630.15 and 831,523.60

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Solution

The fourth proportional to 2,514,420.10, 3,771,630.15 and 831,523.60 is: 1,247,285.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,514,420.10 : 3,771,630.15 = 831,523.60 : x
  2. Step 2: Convert to fraction form
    2,514,420.10/3,771,630.15 = 831,523.60/x
  3. Step 3: Cross multiply
    2,514,420.10x = 3,771,630.15 × 831,523.60
  4. Step 4: Simplify right side
    2,514,420.10x = 3,136,199,480,196.54
  5. Step 5: Solve for x
    x = 3,136,199,480,196.54/2,514,420.10
  6. Step 6: Final answer
    x = 1,247,285.40

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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.