Home / 2,242,309.08-3,094,343.34-1,223,721.12

Finding the Fourth Proportional to 2,242,309.08, 3,094,343.34 and 1,223,721.12

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Solution

The fourth proportional to 2,242,309.08, 3,094,343.34 and 1,223,721.12 is: 1,688,711.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,242,309.08 : 3,094,343.34 = 1,223,721.12 : x
  2. Step 2: Convert to fraction form
    2,242,309.08/3,094,343.34 = 1,223,721.12/x
  3. Step 3: Cross multiply
    2,242,309.08x = 3,094,343.34 × 1,223,721.12
  4. Step 4: Simplify right side
    2,242,309.08x = 3,786,613,297,689.34
  5. Step 5: Solve for x
    x = 3,786,613,297,689.34/2,242,309.08
  6. Step 6: Final answer
    x = 1,688,711.57

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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.