Home / 1,786,461.76-2,465,529.06-1,022,761.36

Finding the Fourth Proportional to 1,786,461.76, 2,465,529.06 and 1,022,761.36

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Solution

The fourth proportional to 1,786,461.76, 2,465,529.06 and 1,022,761.36 is: 1,411,531.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,786,461.76 : 2,465,529.06 = 1,022,761.36 : x
  2. Step 2: Convert to fraction form
    1,786,461.76/2,465,529.06 = 1,022,761.36/x
  3. Step 3: Cross multiply
    1,786,461.76x = 2,465,529.06 × 1,022,761.36
  4. Step 4: Simplify right side
    1,786,461.76x = 2,521,647,854,525.12
  5. Step 5: Solve for x
    x = 2,521,647,854,525.12/1,786,461.76
  6. Step 6: Final answer
    x = 1,411,531.95

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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.