Home / 1,993,799.40-2,990,699.14-497,891.40

Finding the Fourth Proportional to 1,993,799.40, 2,990,699.14 and 497,891.40

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Solution

The fourth proportional to 1,993,799.40, 2,990,699.14 and 497,891.40 is: 746,837.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,993,799.40 : 2,990,699.14 = 497,891.40 : x
  2. Step 2: Convert to fraction form
    1,993,799.40/2,990,699.14 = 497,891.40/x
  3. Step 3: Cross multiply
    1,993,799.40x = 2,990,699.14 × 497,891.40
  4. Step 4: Simplify right side
    1,993,799.40x = 1,489,043,381,793.40
  5. Step 5: Solve for x
    x = 1,489,043,381,793.40/1,993,799.40
  6. Step 6: Final answer
    x = 746,837.11

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Similar ratio
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1.5x scale

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.