Home / 1,667,172.65-2,300,709.29-903,226.21

Finding the Fourth Proportional to 1,667,172.65, 2,300,709.29 and 903,226.21

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Solution

The fourth proportional to 1,667,172.65, 2,300,709.29 and 903,226.21 is: 1,246,458.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,667,172.65 : 2,300,709.29 = 903,226.21 : x
  2. Step 2: Convert to fraction form
    1,667,172.65/2,300,709.29 = 903,226.21/x
  3. Step 3: Cross multiply
    1,667,172.65x = 2,300,709.29 × 903,226.21
  4. Step 4: Simplify right side
    1,667,172.65x = 2,078,060,922,050.59
  5. Step 5: Solve for x
    x = 2,078,060,922,050.59/1,667,172.65
  6. Step 6: Final answer
    x = 1,246,458.14

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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.