Home / 3,130,892.80-4,696,339.20-2,135,564.80

Finding the Fourth Proportional to 3,130,892.80, 4,696,339.20 and 2,135,564.80

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Solution

The fourth proportional to 3,130,892.80, 4,696,339.20 and 2,135,564.80 is: 3,203,347.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,130,892.80 : 4,696,339.20 = 2,135,564.80 : x
  2. Step 2: Convert to fraction form
    3,130,892.80/4,696,339.20 = 2,135,564.80/x
  3. Step 3: Cross multiply
    3,130,892.80x = 4,696,339.20 × 2,135,564.80
  4. Step 4: Simplify right side
    3,130,892.80x = 10,029,336,684,380.16
  5. Step 5: Solve for x
    x = 10,029,336,684,380.16/3,130,892.80
  6. Step 6: Final answer
    x = 3,203,347.20

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Similar ratio
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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.