Home / 1,949,928-2,924,296.03-687,460.38

Finding the Fourth Proportional to 1,949,928, 2,924,296.03 and 687,460.38

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Solution

The fourth proportional to 1,949,928, 2,924,296.03 and 687,460.38 is: 1,030,980.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,949,928 : 2,924,296.03 = 687,460.38 : x
  2. Step 2: Convert to fraction form
    1,949,928/2,924,296.03 = 687,460.38/x
  3. Step 3: Cross multiply
    1,949,928x = 2,924,296.03 × 687,460.38
  4. Step 4: Simplify right side
    1,949,928x = 2,010,337,660,016.29
  5. Step 5: Solve for x
    x = 2,010,337,660,016.29/1,949,928
  6. Step 6: Final answer
    x = 1,030,980.46

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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.