Home / 1,108,727.91-1,530,037.08-625,297.23

Finding the Fourth Proportional to 1,108,727.91, 1,530,037.08 and 625,297.23

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Solution

The fourth proportional to 1,108,727.91, 1,530,037.08 and 625,297.23 is: 862,905.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,727.91 : 1,530,037.08 = 625,297.23 : x
  2. Step 2: Convert to fraction form
    1,108,727.91/1,530,037.08 = 625,297.23/x
  3. Step 3: Cross multiply
    1,108,727.91x = 1,530,037.08 × 625,297.23
  4. Step 4: Simplify right side
    1,108,727.91x = 956,727,947,921.29
  5. Step 5: Solve for x
    x = 956,727,947,921.29/1,108,727.91
  6. Step 6: Final answer
    x = 862,905.98

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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.