Home / 2,774,982.40-4,159,708.80-1,276,460.80

Finding the Fourth Proportional to 2,774,982.40, 4,159,708.80 and 1,276,460.80

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Solution

The fourth proportional to 2,774,982.40, 4,159,708.80 and 1,276,460.80 is: 1,913,419.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,774,982.40 : 4,159,708.80 = 1,276,460.80 : x
  2. Step 2: Convert to fraction form
    2,774,982.40/4,159,708.80 = 1,276,460.80/x
  3. Step 3: Cross multiply
    2,774,982.40x = 4,159,708.80 × 1,276,460.80
  4. Step 4: Simplify right side
    2,774,982.40x = 5,309,705,222,615.04
  5. Step 5: Solve for x
    x = 5,309,705,222,615.04/2,774,982.40
  6. Step 6: Final answer
    x = 1,913,419.42

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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.