Home / 1,440,967.73-2,161,448.69-1,353,279.96

Finding the Fourth Proportional to 1,440,967.73, 2,161,448.69 and 1,353,279.96

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Solution

The fourth proportional to 1,440,967.73, 2,161,448.69 and 1,353,279.96 is: 2,029,917.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,440,967.73 : 2,161,448.69 = 1,353,279.96 : x
  2. Step 2: Convert to fraction form
    1,440,967.73/2,161,448.69 = 1,353,279.96/x
  3. Step 3: Cross multiply
    1,440,967.73x = 2,161,448.69 × 1,353,279.96
  4. Step 4: Simplify right side
    1,440,967.73x = 2,925,045,189,978.85
  5. Step 5: Solve for x
    x = 2,925,045,189,978.85/1,440,967.73
  6. Step 6: Final answer
    x = 2,029,917.21

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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.