Home / 1,242,169.11-1,715,500.26-1,106,763.27

Finding the Fourth Proportional to 1,242,169.11, 1,715,500.26 and 1,106,763.27

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Solution

The fourth proportional to 1,242,169.11, 1,715,500.26 and 1,106,763.27 is: 1,528,497.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,242,169.11 : 1,715,500.26 = 1,106,763.27 : x
  2. Step 2: Convert to fraction form
    1,242,169.11/1,715,500.26 = 1,106,763.27/x
  3. Step 3: Cross multiply
    1,242,169.11x = 1,715,500.26 × 1,106,763.27
  4. Step 4: Simplify right side
    1,242,169.11x = 1,898,652,676,983.11
  5. Step 5: Solve for x
    x = 1,898,652,676,983.11/1,242,169.11
  6. Step 6: Final answer
    x = 1,528,497.74

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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.