Home / 1,450,111.28-2,175,388.05-739,751.81

Finding the Fourth Proportional to 1,450,111.28, 2,175,388.05 and 739,751.81

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Solution

The fourth proportional to 1,450,111.28, 2,175,388.05 and 739,751.81 is: 1,109,740.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,450,111.28 : 2,175,388.05 = 739,751.81 : x
  2. Step 2: Convert to fraction form
    1,450,111.28/2,175,388.05 = 739,751.81/x
  3. Step 3: Cross multiply
    1,450,111.28x = 2,175,388.05 × 739,751.81
  4. Step 4: Simplify right side
    1,450,111.28x = 1,609,247,247,439.87
  5. Step 5: Solve for x
    x = 1,609,247,247,439.87/1,450,111.28
  6. Step 6: Final answer
    x = 1,109,740.52

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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.