Home / 1,716,529.36-2,576,488.97-1,288,577.20

Finding the Fourth Proportional to 1,716,529.36, 2,576,488.97 and 1,288,577.20

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Solution

The fourth proportional to 1,716,529.36, 2,576,488.97 and 1,288,577.20 is: 1,934,138.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,716,529.36 : 2,576,488.97 = 1,288,577.20 : x
  2. Step 2: Convert to fraction form
    1,716,529.36/2,576,488.97 = 1,288,577.20/x
  3. Step 3: Cross multiply
    1,716,529.36x = 2,576,488.97 × 1,288,577.20
  4. Step 4: Simplify right side
    1,716,529.36x = 3,320,004,942,793.48
  5. Step 5: Solve for x
    x = 3,320,004,942,793.48/1,716,529.36
  6. Step 6: Final answer
    x = 1,934,138.16

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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.