Home / 1,108,923.12-1,530,331.52-625,497.89

Finding the Fourth Proportional to 1,108,923.12, 1,530,331.52 and 625,497.89

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Solution

The fourth proportional to 1,108,923.12, 1,530,331.52 and 625,497.89 is: 863,197.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,923.12 : 1,530,331.52 = 625,497.89 : x
  2. Step 2: Convert to fraction form
    1,108,923.12/1,530,331.52 = 625,497.89/x
  3. Step 3: Cross multiply
    1,108,923.12x = 1,530,331.52 × 625,497.89
  4. Step 4: Simplify right side
    1,108,923.12x = 957,219,125,981.35
  5. Step 5: Solve for x
    x = 957,219,125,981.35/1,108,923.12
  6. Step 6: Final answer
    x = 863,197.01

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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.