Home / 3,136,753.21-4,705,354.71-1,313,283.18

Finding the Fourth Proportional to 3,136,753.21, 4,705,354.71 and 1,313,283.18

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Solution

The fourth proportional to 3,136,753.21, 4,705,354.71 and 1,313,283.18 is: 1,970,018.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,136,753.21 : 4,705,354.71 = 1,313,283.18 : x
  2. Step 2: Convert to fraction form
    3,136,753.21/4,705,354.71 = 1,313,283.18/x
  3. Step 3: Cross multiply
    3,136,753.21x = 4,705,354.71 × 1,313,283.18
  4. Step 4: Simplify right side
    3,136,753.21x = 6,179,463,214,221.86
  5. Step 5: Solve for x
    x = 6,179,463,214,221.86/3,136,753.21
  6. Step 6: Final answer
    x = 1,970,018.93

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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.