Home / 1,642,014.80-2,461,855.80-743,886.80

Finding the Fourth Proportional to 1,642,014.80, 2,461,855.80 and 743,886.80

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Solution

The fourth proportional to 1,642,014.80, 2,461,855.80 and 743,886.80 is: 1,115,301.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,642,014.80 : 2,461,855.80 = 743,886.80 : x
  2. Step 2: Convert to fraction form
    1,642,014.80/2,461,855.80 = 743,886.80/x
  3. Step 3: Cross multiply
    1,642,014.80x = 2,461,855.80 × 743,886.80
  4. Step 4: Simplify right side
    1,642,014.80x = 1,831,342,033,123.44
  5. Step 5: Solve for x
    x = 1,831,342,033,123.44/1,642,014.80
  6. Step 6: Final answer
    x = 1,115,301.78

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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.