Home / 1,731,629.40-2,389,641.66-967,682.76

Finding the Fourth Proportional to 1,731,629.40, 2,389,641.66 and 967,682.76

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Solution

The fourth proportional to 1,731,629.40, 2,389,641.66 and 967,682.76 is: 1,335,398.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,731,629.40 : 2,389,641.66 = 967,682.76 : x
  2. Step 2: Convert to fraction form
    1,731,629.40/2,389,641.66 = 967,682.76/x
  3. Step 3: Cross multiply
    1,731,629.40x = 2,389,641.66 × 967,682.76
  4. Step 4: Simplify right side
    1,731,629.40x = 2,312,415,036,959.78
  5. Step 5: Solve for x
    x = 2,312,415,036,959.78/1,731,629.40
  6. Step 6: Final answer
    x = 1,335,398.35

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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.