Home / 3,111,808.60-4,674,711.30-2,992,835.80

Finding the Fourth Proportional to 3,111,808.60, 4,674,711.30 and 2,992,835.80

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Solution

The fourth proportional to 3,111,808.60, 4,674,711.30 and 2,992,835.80 is: 4,495,984.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,111,808.60 : 4,674,711.30 = 2,992,835.80 : x
  2. Step 2: Convert to fraction form
    3,111,808.60/4,674,711.30 = 2,992,835.80/x
  3. Step 3: Cross multiply
    3,111,808.60x = 4,674,711.30 × 2,992,835.80
  4. Step 4: Simplify right side
    3,111,808.60x = 13,990,643,333,304.54
  5. Step 5: Solve for x
    x = 13,990,643,333,304.54/3,111,808.60
  6. Step 6: Final answer
    x = 4,495,984.53

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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.