Home / 3,646,762.60-5,475,068.70-2,131,997.80

Finding the Fourth Proportional to 3,646,762.60, 5,475,068.70 and 2,131,997.80

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Solution

The fourth proportional to 3,646,762.60, 5,475,068.70 and 2,131,997.80 is: 3,200,875.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,646,762.60 : 5,475,068.70 = 2,131,997.80 : x
  2. Step 2: Convert to fraction form
    3,646,762.60/5,475,068.70 = 2,131,997.80/x
  3. Step 3: Cross multiply
    3,646,762.60x = 5,475,068.70 × 2,131,997.80
  4. Step 4: Simplify right side
    3,646,762.60x = 11,672,834,423,248.86
  5. Step 5: Solve for x
    x = 11,672,834,423,248.86/3,646,762.60
  6. Step 6: Final answer
    x = 3,200,875.87

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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.