Home / 1,667,438.52-2,301,065.52-903,492.12

Finding the Fourth Proportional to 1,667,438.52, 2,301,065.52 and 903,492.12

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Solution

The fourth proportional to 1,667,438.52, 2,301,065.52 and 903,492.12 is: 1,246,819.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,667,438.52 : 2,301,065.52 = 903,492.12 : x
  2. Step 2: Convert to fraction form
    1,667,438.52/2,301,065.52 = 903,492.12/x
  3. Step 3: Cross multiply
    1,667,438.52x = 2,301,065.52 × 903,492.12
  4. Step 4: Simplify right side
    1,667,438.52x = 2,078,994,564,923.70
  5. Step 5: Solve for x
    x = 2,078,994,564,923.70/1,667,438.52
  6. Step 6: Final answer
    x = 1,246,819.32

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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.