Home / 2,695,138.20-4,042,707.30-2,429,417.70

Finding the Fourth Proportional to 2,695,138.20, 4,042,707.30 and 2,429,417.70

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Solution

The fourth proportional to 2,695,138.20, 4,042,707.30 and 2,429,417.70 is: 3,644,126.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,695,138.20 : 4,042,707.30 = 2,429,417.70 : x
  2. Step 2: Convert to fraction form
    2,695,138.20/4,042,707.30 = 2,429,417.70/x
  3. Step 3: Cross multiply
    2,695,138.20x = 4,042,707.30 × 2,429,417.70
  4. Step 4: Simplify right side
    2,695,138.20x = 9,821,424,670,539.21
  5. Step 5: Solve for x
    x = 9,821,424,670,539.21/2,695,138.20
  6. Step 6: Final answer
    x = 3,644,126.55

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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.