Home / 1,314,137.03-1,813,166.39-769,980.45

Finding the Fourth Proportional to 1,314,137.03, 1,813,166.39 and 769,980.45

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Solution

The fourth proportional to 1,314,137.03, 1,813,166.39 and 769,980.45 is: 1,062,372.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,137.03 : 1,813,166.39 = 769,980.45 : x
  2. Step 2: Convert to fraction form
    1,314,137.03/1,813,166.39 = 769,980.45/x
  3. Step 3: Cross multiply
    1,314,137.03x = 1,813,166.39 × 769,980.45
  4. Step 4: Simplify right side
    1,314,137.03x = 1,396,102,672,897.08
  5. Step 5: Solve for x
    x = 1,396,102,672,897.08/1,314,137.03
  6. Step 6: Final answer
    x = 1,062,372.22

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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.