Home / 1,306,002.51-1,959,760.08-547,776.45

Finding the Fourth Proportional to 1,306,002.51, 1,959,760.08 and 547,776.45

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Solution

The fourth proportional to 1,306,002.51, 1,959,760.08 and 547,776.45 is: 821,981.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,306,002.51 : 1,959,760.08 = 547,776.45 : x
  2. Step 2: Convert to fraction form
    1,306,002.51/1,959,760.08 = 547,776.45/x
  3. Step 3: Cross multiply
    1,306,002.51x = 1,959,760.08 × 547,776.45
  4. Step 4: Simplify right side
    1,306,002.51x = 1,073,510,419,474.12
  5. Step 5: Solve for x
    x = 1,073,510,419,474.12/1,306,002.51
  6. Step 6: Final answer
    x = 821,981.90

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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.