Home / 1,849,212.64-2,768,833.68-1,207,928.16

Finding the Fourth Proportional to 1,849,212.64, 2,768,833.68 and 1,207,928.16

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Solution

The fourth proportional to 1,849,212.64, 2,768,833.68 and 1,207,928.16 is: 1,808,635.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,849,212.64 : 2,768,833.68 = 1,207,928.16 : x
  2. Step 2: Convert to fraction form
    1,849,212.64/2,768,833.68 = 1,207,928.16/x
  3. Step 3: Cross multiply
    1,849,212.64x = 2,768,833.68 × 1,207,928.16
  4. Step 4: Simplify right side
    1,849,212.64x = 3,344,552,172,428.43
  5. Step 5: Solve for x
    x = 3,344,552,172,428.43/1,849,212.64
  6. Step 6: Final answer
    x = 1,808,635.79

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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.