Home / 1,175,565.87-1,621,591.89-739,291.23

Finding the Fourth Proportional to 1,175,565.87, 1,621,591.89 and 739,291.23

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Solution

The fourth proportional to 1,175,565.87, 1,621,591.89 and 739,291.23 is: 1,019,788.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,175,565.87 : 1,621,591.89 = 739,291.23 : x
  2. Step 2: Convert to fraction form
    1,175,565.87/1,621,591.89 = 739,291.23/x
  3. Step 3: Cross multiply
    1,175,565.87x = 1,621,591.89 × 739,291.23
  4. Step 4: Simplify right side
    1,175,565.87x = 1,198,828,662,916.12
  5. Step 5: Solve for x
    x = 1,198,828,662,916.12/1,175,565.87
  6. Step 6: Final answer
    x = 1,019,788.59

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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.