Home / 2,995,525.60-4,493,288.40-865,679.20

Finding the Fourth Proportional to 2,995,525.60, 4,493,288.40 and 865,679.20

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Solution

The fourth proportional to 2,995,525.60, 4,493,288.40 and 865,679.20 is: 1,298,518.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,995,525.60 : 4,493,288.40 = 865,679.20 : x
  2. Step 2: Convert to fraction form
    2,995,525.60/4,493,288.40 = 865,679.20/x
  3. Step 3: Cross multiply
    2,995,525.60x = 4,493,288.40 × 865,679.20
  4. Step 4: Simplify right side
    2,995,525.60x = 3,889,746,307,481.28
  5. Step 5: Solve for x
    x = 3,889,746,307,481.28/2,995,525.60
  6. Step 6: Final answer
    x = 1,298,518.80

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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.