Home / 1,267,956.45-1,749,959.31-784,677.24

Finding the Fourth Proportional to 1,267,956.45, 1,749,959.31 and 784,677.24

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Solution

The fourth proportional to 1,267,956.45, 1,749,959.31 and 784,677.24 is: 1,082,965.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,267,956.45 : 1,749,959.31 = 784,677.24 : x
  2. Step 2: Convert to fraction form
    1,267,956.45/1,749,959.31 = 784,677.24/x
  3. Step 3: Cross multiply
    1,267,956.45x = 1,749,959.31 × 784,677.24
  4. Step 4: Simplify right side
    1,267,956.45x = 1,373,153,241,483.10
  5. Step 5: Solve for x
    x = 1,373,153,241,483.10/1,267,956.45
  6. Step 6: Final answer
    x = 1,082,965.62

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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.