Home / 1,691,023.50-2,334,837.15-1,088,461.26

Finding the Fourth Proportional to 1,691,023.50, 2,334,837.15 and 1,088,461.26

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Solution

The fourth proportional to 1,691,023.50, 2,334,837.15 and 1,088,461.26 is: 1,502,864.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,691,023.50 : 2,334,837.15 = 1,088,461.26 : x
  2. Step 2: Convert to fraction form
    1,691,023.50/2,334,837.15 = 1,088,461.26/x
  3. Step 3: Cross multiply
    1,691,023.50x = 2,334,837.15 × 1,088,461.26
  4. Step 4: Simplify right side
    1,691,023.50x = 2,541,379,786,183.81
  5. Step 5: Solve for x
    x = 2,541,379,786,183.81/1,691,023.50
  6. Step 6: Final answer
    x = 1,502,864.85

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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.