Home / 1,728,182.82-2,592,271.32-716,629.71

Finding the Fourth Proportional to 1,728,182.82, 2,592,271.32 and 716,629.71

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Solution

The fourth proportional to 1,728,182.82, 2,592,271.32 and 716,629.71 is: 1,074,943.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,728,182.82 : 2,592,271.32 = 716,629.71 : x
  2. Step 2: Convert to fraction form
    1,728,182.82/2,592,271.32 = 716,629.71/x
  3. Step 3: Cross multiply
    1,728,182.82x = 2,592,271.32 × 716,629.71
  4. Step 4: Simplify right side
    1,728,182.82x = 1,857,698,644,292.92
  5. Step 5: Solve for x
    x = 1,857,698,644,292.92/1,728,182.82
  6. Step 6: Final answer
    x = 1,074,943.36

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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.