Home / 1,216,323.83-1,825,394.57-458,912.27

Finding the Fourth Proportional to 1,216,323.83, 1,825,394.57 and 458,912.27

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Solution

The fourth proportional to 1,216,323.83, 1,825,394.57 and 458,912.27 is: 688,711.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,216,323.83 : 1,825,394.57 = 458,912.27 : x
  2. Step 2: Convert to fraction form
    1,216,323.83/1,825,394.57 = 458,912.27/x
  3. Step 3: Cross multiply
    1,216,323.83x = 1,825,394.57 × 458,912.27
  4. Step 4: Simplify right side
    1,216,323.83x = 837,695,954,342.84
  5. Step 5: Solve for x
    x = 837,695,954,342.84/1,216,323.83
  6. Step 6: Final answer
    x = 688,711.29

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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.