Home / 1,422,834.73-2,134,094.88-357,877.21

Finding the Fourth Proportional to 1,422,834.73, 2,134,094.88 and 357,877.21

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Solution

The fourth proportional to 1,422,834.73, 2,134,094.88 and 357,877.21 is: 536,776.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,422,834.73 : 2,134,094.88 = 357,877.21 : x
  2. Step 2: Convert to fraction form
    1,422,834.73/2,134,094.88 = 357,877.21/x
  3. Step 3: Cross multiply
    1,422,834.73x = 2,134,094.88 × 357,877.21
  4. Step 4: Simplify right side
    1,422,834.73x = 763,743,921,529.69
  5. Step 5: Solve for x
    x = 763,743,921,529.69/1,422,834.73
  6. Step 6: Final answer
    x = 536,776.27

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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.