Home / 1,108,786.29-1,530,124.77-625,350.33

Finding the Fourth Proportional to 1,108,786.29, 1,530,124.77 and 625,350.33

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Solution

The fourth proportional to 1,108,786.29, 1,530,124.77 and 625,350.33 is: 862,983.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,786.29 : 1,530,124.77 = 625,350.33 : x
  2. Step 2: Convert to fraction form
    1,108,786.29/1,530,124.77 = 625,350.33/x
  3. Step 3: Cross multiply
    1,108,786.29x = 1,530,124.77 × 625,350.33
  4. Step 4: Simplify right side
    1,108,786.29x = 956,864,029,860.67
  5. Step 5: Solve for x
    x = 956,864,029,860.67/1,108,786.29
  6. Step 6: Final answer
    x = 862,983.28

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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.