Home / 1,267,955.45-1,749,957.93-784,676.24

Finding the Fourth Proportional to 1,267,955.45, 1,749,957.93 and 784,676.24

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Solution

The fourth proportional to 1,267,955.45, 1,749,957.93 and 784,676.24 is: 1,082,964.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,267,955.45 : 1,749,957.93 = 784,676.24 : x
  2. Step 2: Convert to fraction form
    1,267,955.45/1,749,957.93 = 784,676.24/x
  3. Step 3: Cross multiply
    1,267,955.45x = 1,749,957.93 × 784,676.24
  4. Step 4: Simplify right side
    1,267,955.45x = 1,373,150,399,920.79
  5. Step 5: Solve for x
    x = 1,373,150,399,920.79/1,267,955.45
  6. Step 6: Final answer
    x = 1,082,964.24

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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.