Home / 1,981,184.16-2,739,537.61-1,572,576.62

Finding the Fourth Proportional to 1,981,184.16, 2,739,537.61 and 1,572,576.62

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Solution

The fourth proportional to 1,981,184.16, 2,739,537.61 and 1,572,576.62 is: 2,174,524.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,981,184.16 : 2,739,537.61 = 1,572,576.62 : x
  2. Step 2: Convert to fraction form
    1,981,184.16/2,739,537.61 = 1,572,576.62/x
  3. Step 3: Cross multiply
    1,981,184.16x = 2,739,537.61 × 1,572,576.62
  4. Step 4: Simplify right side
    1,981,184.16x = 4,308,132,778,413.16
  5. Step 5: Solve for x
    x = 4,308,132,778,413.16/1,981,184.16
  6. Step 6: Final answer
    x = 2,174,524.13

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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.