Home / 1,968,941.35-2,717,358.20-1,243,754.11

Finding the Fourth Proportional to 1,968,941.35, 2,717,358.20 and 1,243,754.11

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Solution

The fourth proportional to 1,968,941.35, 2,717,358.20 and 1,243,754.11 is: 1,716,519.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,968,941.35 : 2,717,358.20 = 1,243,754.11 : x
  2. Step 2: Convert to fraction form
    1,968,941.35/2,717,358.20 = 1,243,754.11/x
  3. Step 3: Cross multiply
    1,968,941.35x = 2,717,358.20 × 1,243,754.11
  4. Step 4: Simplify right side
    1,968,941.35x = 3,379,725,429,592.20
  5. Step 5: Solve for x
    x = 3,379,725,429,592.20/1,968,941.35
  6. Step 6: Final answer
    x = 1,716,519.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.