Home / 2,781,495.48-4,171,568.88-759,748.86

Finding the Fourth Proportional to 2,781,495.48, 4,171,568.88 and 759,748.86

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Solution

The fourth proportional to 2,781,495.48, 4,171,568.88 and 759,748.86 is: 1,139,439.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,781,495.48 : 4,171,568.88 = 759,748.86 : x
  2. Step 2: Convert to fraction form
    2,781,495.48/4,171,568.88 = 759,748.86/x
  3. Step 3: Cross multiply
    2,781,495.48x = 4,171,568.88 × 759,748.86
  4. Step 4: Simplify right side
    2,781,495.48x = 3,169,344,700,991.48
  5. Step 5: Solve for x
    x = 3,169,344,700,991.48/2,781,495.48
  6. Step 6: Final answer
    x = 1,139,439.10

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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.