Home / 1,392,060.96-2,088,134.64-662,424.30

Finding the Fourth Proportional to 1,392,060.96, 2,088,134.64 and 662,424.30

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Solution

The fourth proportional to 1,392,060.96, 2,088,134.64 and 662,424.30 is: 993,657.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,392,060.96 : 2,088,134.64 = 662,424.30 : x
  2. Step 2: Convert to fraction form
    1,392,060.96/2,088,134.64 = 662,424.30/x
  3. Step 3: Cross multiply
    1,392,060.96x = 2,088,134.64 × 662,424.30
  4. Step 4: Simplify right side
    1,392,060.96x = 1,383,231,127,207.75
  5. Step 5: Solve for x
    x = 1,383,231,127,207.75/1,392,060.96
  6. Step 6: Final answer
    x = 993,657.01

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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.