Home / 1,626,439.93-2,243,751.11-981,654.01

Finding the Fourth Proportional to 1,626,439.93, 2,243,751.11 and 981,654.01

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Solution

The fourth proportional to 1,626,439.93, 2,243,751.11 and 981,654.01 is: 1,354,238.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,626,439.93 : 2,243,751.11 = 981,654.01 : x
  2. Step 2: Convert to fraction form
    1,626,439.93/2,243,751.11 = 981,654.01/x
  3. Step 3: Cross multiply
    1,626,439.93x = 2,243,751.11 × 981,654.01
  4. Step 4: Simplify right side
    1,626,439.93x = 2,202,587,269,665.18
  5. Step 5: Solve for x
    x = 2,202,587,269,665.18/1,626,439.93
  6. Step 6: Final answer
    x = 1,354,238.31

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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.