Home / 1,622,613.11-2,238,938.55-897,319.13

Finding the Fourth Proportional to 1,622,613.11, 2,238,938.55 and 897,319.13

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Solution

The fourth proportional to 1,622,613.11, 2,238,938.55 and 897,319.13 is: 1,238,152.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,622,613.11 : 2,238,938.55 = 897,319.13 : x
  2. Step 2: Convert to fraction form
    1,622,613.11/2,238,938.55 = 897,319.13/x
  3. Step 3: Cross multiply
    1,622,613.11x = 2,238,938.55 × 897,319.13
  4. Step 4: Simplify right side
    1,622,613.11x = 2,009,042,380,614.77
  5. Step 5: Solve for x
    x = 2,009,042,380,614.77/1,622,613.11
  6. Step 6: Final answer
    x = 1,238,152.44

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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.