Home / 1,972,022.91-2,958,417.78-757,510.73

Finding the Fourth Proportional to 1,972,022.91, 2,958,417.78 and 757,510.73

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Solution

The fourth proportional to 1,972,022.91, 2,958,417.78 and 757,510.73 is: 1,136,413.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,972,022.91 : 2,958,417.78 = 757,510.73 : x
  2. Step 2: Convert to fraction form
    1,972,022.91/2,958,417.78 = 757,510.73/x
  3. Step 3: Cross multiply
    1,972,022.91x = 2,958,417.78 × 757,510.73
  4. Step 4: Simplify right side
    1,972,022.91x = 2,241,033,222,275.19
  5. Step 5: Solve for x
    x = 2,241,033,222,275.19/1,972,022.91
  6. Step 6: Final answer
    x = 1,136,413.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.