Home / 3,619,364.49-5,429,043.65-923,689.49

Finding the Fourth Proportional to 3,619,364.49, 5,429,043.65 and 923,689.49

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Solution

The fourth proportional to 3,619,364.49, 5,429,043.65 and 923,689.49 is: 1,385,533.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,619,364.49 : 5,429,043.65 = 923,689.49 : x
  2. Step 2: Convert to fraction form
    3,619,364.49/5,429,043.65 = 923,689.49/x
  3. Step 3: Cross multiply
    3,619,364.49x = 5,429,043.65 × 923,689.49
  4. Step 4: Simplify right side
    3,619,364.49x = 5,014,750,560,256.24
  5. Step 5: Solve for x
    x = 5,014,750,560,256.24/3,619,364.49
  6. Step 6: Final answer
    x = 1,385,533.45

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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.