Home / 3,619,364.31-5,429,043.38-923,689.31

Finding the Fourth Proportional to 3,619,364.31, 5,429,043.38 and 923,689.31

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Solution

The fourth proportional to 3,619,364.31, 5,429,043.38 and 923,689.31 is: 1,385,533.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,619,364.31 : 5,429,043.38 = 923,689.31 : x
  2. Step 2: Convert to fraction form
    3,619,364.31/5,429,043.38 = 923,689.31/x
  3. Step 3: Cross multiply
    3,619,364.31x = 5,429,043.38 × 923,689.31
  4. Step 4: Simplify right side
    3,619,364.31x = 5,014,749,301,868.60
  5. Step 5: Solve for x
    x = 5,014,749,301,868.60/3,619,364.31
  6. Step 6: Final answer
    x = 1,385,533.17

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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.