Home / 1,306,062.45-1,959,249.42-631,659.15

Finding the Fourth Proportional to 1,306,062.45, 1,959,249.42 and 631,659.15

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Solution

The fourth proportional to 1,306,062.45, 1,959,249.42 and 631,659.15 is: 947,564.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,306,062.45 : 1,959,249.42 = 631,659.15 : x
  2. Step 2: Convert to fraction form
    1,306,062.45/1,959,249.42 = 631,659.15/x
  3. Step 3: Cross multiply
    1,306,062.45x = 1,959,249.42 × 631,659.15
  4. Step 4: Simplify right side
    1,306,062.45x = 1,237,577,823,275.19
  5. Step 5: Solve for x
    x = 1,237,577,823,275.19/1,306,062.45
  6. Step 6: Final answer
    x = 947,564.05

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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.