Home / 1,689,283.14-2,331,258.03-1,026,993.90

Finding the Fourth Proportional to 1,689,283.14, 2,331,258.03 and 1,026,993.90

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Solution

The fourth proportional to 1,689,283.14, 2,331,258.03 and 1,026,993.90 is: 1,417,280.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,689,283.14 : 2,331,258.03 = 1,026,993.90 : x
  2. Step 2: Convert to fraction form
    1,689,283.14/2,331,258.03 = 1,026,993.90/x
  3. Step 3: Cross multiply
    1,689,283.14x = 2,331,258.03 × 1,026,993.90
  4. Step 4: Simplify right side
    1,689,283.14x = 2,394,187,776,136.02
  5. Step 5: Solve for x
    x = 2,394,187,776,136.02/1,689,283.14
  6. Step 6: Final answer
    x = 1,417,280.34

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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.