Home / 3,312,784.40-4,969,176.60-3,219,472.40

Finding the Fourth Proportional to 3,312,784.40, 4,969,176.60 and 3,219,472.40

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Solution

The fourth proportional to 3,312,784.40, 4,969,176.60 and 3,219,472.40 is: 4,829,208.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,312,784.40 : 4,969,176.60 = 3,219,472.40 : x
  2. Step 2: Convert to fraction form
    3,312,784.40/4,969,176.60 = 3,219,472.40/x
  3. Step 3: Cross multiply
    3,312,784.40x = 4,969,176.60 × 3,219,472.40
  4. Step 4: Simplify right side
    3,312,784.40x = 15,998,126,914,425.84
  5. Step 5: Solve for x
    x = 15,998,126,914,425.84/3,312,784.40
  6. Step 6: Final answer
    x = 4,829,208.60

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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.