Home / 1,108,292.01-1,662,438.01-509,756.58

Finding the Fourth Proportional to 1,108,292.01, 1,662,438.01 and 509,756.58

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Solution

The fourth proportional to 1,108,292.01, 1,662,438.01 and 509,756.58 is: 764,634.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,292.01 : 1,662,438.01 = 509,756.58 : x
  2. Step 2: Convert to fraction form
    1,108,292.01/1,662,438.01 = 509,756.58/x
  3. Step 3: Cross multiply
    1,108,292.01x = 1,662,438.01 × 509,756.58
  4. Step 4: Simplify right side
    1,108,292.01x = 847,438,715,076.80
  5. Step 5: Solve for x
    x = 847,438,715,076.80/1,108,292.01
  6. Step 6: Final answer
    x = 764,634.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.