Home / 4,217,963.40-6,326,945.10-2,783,072.70

Finding the Fourth Proportional to 4,217,963.40, 6,326,945.10 and 2,783,072.70

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Solution

The fourth proportional to 4,217,963.40, 6,326,945.10 and 2,783,072.70 is: 4,174,609.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,217,963.40 : 6,326,945.10 = 2,783,072.70 : x
  2. Step 2: Convert to fraction form
    4,217,963.40/6,326,945.10 = 2,783,072.70/x
  3. Step 3: Cross multiply
    4,217,963.40x = 6,326,945.10 × 2,783,072.70
  4. Step 4: Simplify right side
    4,217,963.40x = 17,608,348,182,208.77
  5. Step 5: Solve for x
    x = 17,608,348,182,208.77/4,217,963.40
  6. Step 6: Final answer
    x = 4,174,609.05

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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.