Home / 2,296,996.40-3,445,809.80-780,272.20

Finding the Fourth Proportional to 2,296,996.40, 3,445,809.80 and 780,272.20

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Solution

The fourth proportional to 2,296,996.40, 3,445,809.80 and 780,272.20 is: 1,170,515.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,296,996.40 : 3,445,809.80 = 780,272.20 : x
  2. Step 2: Convert to fraction form
    2,296,996.40/3,445,809.80 = 780,272.20/x
  3. Step 3: Cross multiply
    2,296,996.40x = 3,445,809.80 × 780,272.20
  4. Step 4: Simplify right side
    2,296,996.40x = 2,688,669,593,427.56
  5. Step 5: Solve for x
    x = 2,688,669,593,427.56/2,296,996.40
  6. Step 6: Final answer
    x = 1,170,515.37

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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.