Home / 2,311,856.60-3,467,784.90-816,099.80

Finding the Fourth Proportional to 2,311,856.60, 3,467,784.90 and 816,099.80

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Solution

The fourth proportional to 2,311,856.60, 3,467,784.90 and 816,099.80 is: 1,224,149.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,311,856.60 : 3,467,784.90 = 816,099.80 : x
  2. Step 2: Convert to fraction form
    2,311,856.60/3,467,784.90 = 816,099.80/x
  3. Step 3: Cross multiply
    2,311,856.60x = 3,467,784.90 × 816,099.80
  4. Step 4: Simplify right side
    2,311,856.60x = 2,830,058,563,333.02
  5. Step 5: Solve for x
    x = 2,830,058,563,333.02/2,311,856.60
  6. Step 6: Final answer
    x = 1,224,149.70

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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.