Home / 1,325,871.87-1,829,755.89-752,965.35

Finding the Fourth Proportional to 1,325,871.87, 1,829,755.89 and 752,965.35

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Solution

The fourth proportional to 1,325,871.87, 1,829,755.89 and 752,965.35 is: 1,039,122.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,325,871.87 : 1,829,755.89 = 752,965.35 : x
  2. Step 2: Convert to fraction form
    1,325,871.87/1,829,755.89 = 752,965.35/x
  3. Step 3: Cross multiply
    1,325,871.87x = 1,829,755.89 × 752,965.35
  4. Step 4: Simplify right side
    1,325,871.87x = 1,377,742,784,128.41
  5. Step 5: Solve for x
    x = 1,377,742,784,128.41/1,325,871.87
  6. Step 6: Final answer
    x = 1,039,122.12

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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.