Home / 1,450,419.14-2,175,628.72-551,653.28

Finding the Fourth Proportional to 1,450,419.14, 2,175,628.72 and 551,653.28

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Solution

The fourth proportional to 1,450,419.14, 2,175,628.72 and 551,653.28 is: 827,479.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,450,419.14 : 2,175,628.72 = 551,653.28 : x
  2. Step 2: Convert to fraction form
    1,450,419.14/2,175,628.72 = 551,653.28/x
  3. Step 3: Cross multiply
    1,450,419.14x = 2,175,628.72 × 551,653.28
  4. Step 4: Simplify right side
    1,450,419.14x = 1,200,192,719,450.20
  5. Step 5: Solve for x
    x = 1,200,192,719,450.20/1,450,419.14
  6. Step 6: Final answer
    x = 827,479.92

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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.