Home / 1,823,828.40-2,517,189.36-1,234,860.72

Finding the Fourth Proportional to 1,823,828.40, 2,517,189.36 and 1,234,860.72

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Solution

The fourth proportional to 1,823,828.40, 2,517,189.36 and 1,234,860.72 is: 1,704,315.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,823,828.40 : 2,517,189.36 = 1,234,860.72 : x
  2. Step 2: Convert to fraction form
    1,823,828.40/2,517,189.36 = 1,234,860.72/x
  3. Step 3: Cross multiply
    1,823,828.40x = 2,517,189.36 × 1,234,860.72
  4. Step 4: Simplify right side
    1,823,828.40x = 3,108,378,265,465.94
  5. Step 5: Solve for x
    x = 3,108,378,265,465.94/1,823,828.40
  6. Step 6: Final answer
    x = 1,704,315.09

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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.