Home / 1,477,428.37-2,216,815.91-758,275.09

Finding the Fourth Proportional to 1,477,428.37, 2,216,815.91 and 758,275.09

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Solution

The fourth proportional to 1,477,428.37, 2,216,815.91 and 758,275.09 is: 1,137,758.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,477,428.37 : 2,216,815.91 = 758,275.09 : x
  2. Step 2: Convert to fraction form
    1,477,428.37/2,216,815.91 = 758,275.09/x
  3. Step 3: Cross multiply
    1,477,428.37x = 2,216,815.91 × 758,275.09
  4. Step 4: Simplify right side
    1,477,428.37x = 1,680,956,283,668.68
  5. Step 5: Solve for x
    x = 1,680,956,283,668.68/1,477,428.37
  6. Step 6: Final answer
    x = 1,137,758.23

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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.