Home / 1,786,812.52-2,465,825.30-971,032.36

Finding the Fourth Proportional to 1,786,812.52, 2,465,825.30 and 971,032.36

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Solution

The fourth proportional to 1,786,812.52, 2,465,825.30 and 971,032.36 is: 1,340,037.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,786,812.52 : 2,465,825.30 = 971,032.36 : x
  2. Step 2: Convert to fraction form
    1,786,812.52/2,465,825.30 = 971,032.36/x
  3. Step 3: Cross multiply
    1,786,812.52x = 2,465,825.30 × 971,032.36
  4. Step 4: Simplify right side
    1,786,812.52x = 2,394,396,160,406.71
  5. Step 5: Solve for x
    x = 2,394,396,160,406.71/1,786,812.52
  6. Step 6: Final answer
    x = 1,340,037.71

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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.