Home / 1,545,989.28-2,133,487.20-934,056.96

Finding the Fourth Proportional to 1,545,989.28, 2,133,487.20 and 934,056.96

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Solution

The fourth proportional to 1,545,989.28, 2,133,487.20 and 934,056.96 is: 1,289,011.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,545,989.28 : 2,133,487.20 = 934,056.96 : x
  2. Step 2: Convert to fraction form
    1,545,989.28/2,133,487.20 = 934,056.96/x
  3. Step 3: Cross multiply
    1,545,989.28x = 2,133,487.20 × 934,056.96
  4. Step 4: Simplify right side
    1,545,989.28x = 1,992,798,568,230.91
  5. Step 5: Solve for x
    x = 1,992,798,568,230.91/1,545,989.28
  6. Step 6: Final answer
    x = 1,289,011.89

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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.