Home / 5,739,277.60-8,608,916.40-3,947,687.20

Finding the Fourth Proportional to 5,739,277.60, 8,608,916.40 and 3,947,687.20

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Solution

The fourth proportional to 5,739,277.60, 8,608,916.40 and 3,947,687.20 is: 5,921,530.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,739,277.60 : 8,608,916.40 = 3,947,687.20 : x
  2. Step 2: Convert to fraction form
    5,739,277.60/8,608,916.40 = 3,947,687.20/x
  3. Step 3: Cross multiply
    5,739,277.60x = 8,608,916.40 × 3,947,687.20
  4. Step 4: Simplify right side
    5,739,277.60x = 33,985,309,078,150.08
  5. Step 5: Solve for x
    x = 33,985,309,078,150.08/5,739,277.60
  6. Step 6: Final answer
    x = 5,921,530.80

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1.5x scale

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.