Home / 2,692,945.60-4,042,370.85-1,683,207.70

Finding the Fourth Proportional to 2,692,945.60, 4,042,370.85 and 1,683,207.70

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Solution

The fourth proportional to 2,692,945.60, 4,042,370.85 and 1,683,207.70 is: 2,526,656.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,692,945.60 : 4,042,370.85 = 1,683,207.70 : x
  2. Step 2: Convert to fraction form
    2,692,945.60/4,042,370.85 = 1,683,207.70/x
  3. Step 3: Cross multiply
    2,692,945.60x = 4,042,370.85 × 1,683,207.70
  4. Step 4: Simplify right side
    2,692,945.60x = 6,804,149,740,975.55
  5. Step 5: Solve for x
    x = 6,804,149,740,975.55/2,692,945.60
  6. Step 6: Final answer
    x = 2,526,656.96

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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.