Home / 1,422,830.73-2,134,088.85-357,873.21

Finding the Fourth Proportional to 1,422,830.73, 2,134,088.85 and 357,873.21

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Solution

The fourth proportional to 1,422,830.73, 2,134,088.85 and 357,873.21 is: 536,770.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,422,830.73 : 2,134,088.85 = 357,873.21 : x
  2. Step 2: Convert to fraction form
    1,422,830.73/2,134,088.85 = 357,873.21/x
  3. Step 3: Cross multiply
    1,422,830.73x = 2,134,088.85 × 357,873.21
  4. Step 4: Simplify right side
    1,422,830.73x = 763,733,227,174.71
  5. Step 5: Solve for x
    x = 763,733,227,174.71/1,422,830.73
  6. Step 6: Final answer
    x = 536,770.26

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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.