Home / 2,695,009.20-4,042,513.80-1,347,379.80

Finding the Fourth Proportional to 2,695,009.20, 4,042,513.80 and 1,347,379.80

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Solution

The fourth proportional to 2,695,009.20, 4,042,513.80 and 1,347,379.80 is: 2,021,069.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,695,009.20 : 4,042,513.80 = 1,347,379.80 : x
  2. Step 2: Convert to fraction form
    2,695,009.20/4,042,513.80 = 1,347,379.80/x
  3. Step 3: Cross multiply
    2,695,009.20x = 4,042,513.80 × 1,347,379.80
  4. Step 4: Simplify right side
    2,695,009.20x = 5,446,801,435,341.24
  5. Step 5: Solve for x
    x = 5,446,801,435,341.24/2,695,009.20
  6. Step 6: Final answer
    x = 2,021,069.70

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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.