Home / 1,786,826.88-2,465,831.16-971,037.36

Finding the Fourth Proportional to 1,786,826.88, 2,465,831.16 and 971,037.36

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Solution

The fourth proportional to 1,786,826.88, 2,465,831.16 and 971,037.36 is: 1,340,037.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,786,826.88 : 2,465,831.16 = 971,037.36 : x
  2. Step 2: Convert to fraction form
    1,786,826.88/2,465,831.16 = 971,037.36/x
  3. Step 3: Cross multiply
    1,786,826.88x = 2,465,831.16 × 971,037.36
  4. Step 4: Simplify right side
    1,786,826.88x = 2,394,414,179,812.14
  5. Step 5: Solve for x
    x = 2,394,414,179,812.14/1,786,826.88
  6. Step 6: Final answer
    x = 1,340,037.03

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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.