Home / 2,386,425.33-3,293,375.40-1,406,405.70

Finding the Fourth Proportional to 2,386,425.33, 3,293,375.40 and 1,406,405.70

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Solution

The fourth proportional to 2,386,425.33, 3,293,375.40 and 1,406,405.70 is: 1,940,903.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,386,425.33 : 3,293,375.40 = 1,406,405.70 : x
  2. Step 2: Convert to fraction form
    2,386,425.33/3,293,375.40 = 1,406,405.70/x
  3. Step 3: Cross multiply
    2,386,425.33x = 3,293,375.40 × 1,406,405.70
  4. Step 4: Simplify right side
    2,386,425.33x = 4,631,821,934,799.78
  5. Step 5: Solve for x
    x = 4,631,821,934,799.78/2,386,425.33
  6. Step 6: Final answer
    x = 1,940,903.78

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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.