Home / 1,242,764.57-1,714,661.34-745,846.62

Finding the Fourth Proportional to 1,242,764.57, 1,714,661.34 and 745,846.62

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Solution

The fourth proportional to 1,242,764.57, 1,714,661.34 and 745,846.62 is: 1,029,056.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,242,764.57 : 1,714,661.34 = 745,846.62 : x
  2. Step 2: Convert to fraction form
    1,242,764.57/1,714,661.34 = 745,846.62/x
  3. Step 3: Cross multiply
    1,242,764.57x = 1,714,661.34 × 745,846.62
  4. Step 4: Simplify right side
    1,242,764.57x = 1,278,874,364,883.67
  5. Step 5: Solve for x
    x = 1,278,874,364,883.67/1,242,764.57
  6. Step 6: Final answer
    x = 1,029,056.03

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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.