Home / 1,112,679.23-1,535,530.76-629,234.69

Finding the Fourth Proportional to 1,112,679.23, 1,535,530.76 and 629,234.69

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Solution

The fourth proportional to 1,112,679.23, 1,535,530.76 and 629,234.69 is: 868,362.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,679.23 : 1,535,530.76 = 629,234.69 : x
  2. Step 2: Convert to fraction form
    1,112,679.23/1,535,530.76 = 629,234.69/x
  3. Step 3: Cross multiply
    1,112,679.23x = 1,535,530.76 × 629,234.69
  4. Step 4: Simplify right side
    1,112,679.23x = 966,209,210,930.24
  5. Step 5: Solve for x
    x = 966,209,210,930.24/1,112,679.23
  6. Step 6: Final answer
    x = 868,362.77

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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.