Home / 1,131,248.24-1,561,625.82-672,511.35

Finding the Fourth Proportional to 1,131,248.24, 1,561,625.82 and 672,511.35

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Solution

The fourth proportional to 1,131,248.24, 1,561,625.82 and 672,511.35 is: 928,364.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,248.24 : 1,561,625.82 = 672,511.35 : x
  2. Step 2: Convert to fraction form
    1,131,248.24/1,561,625.82 = 672,511.35/x
  3. Step 3: Cross multiply
    1,131,248.24x = 1,561,625.82 × 672,511.35
  4. Step 4: Simplify right side
    1,131,248.24x = 1,050,211,088,403.06
  5. Step 5: Solve for x
    x = 1,050,211,088,403.06/1,131,248.24
  6. Step 6: Final answer
    x = 928,364.84

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1.5x scale

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.