Home / 1,411,493.01-2,116,049.31-612,172.53

Finding the Fourth Proportional to 1,411,493.01, 2,116,049.31 and 612,172.53

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Solution

The fourth proportional to 1,411,493.01, 2,116,049.31 and 612,172.53 is: 917,742.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411,493.01 : 2,116,049.31 = 612,172.53 : x
  2. Step 2: Convert to fraction form
    1,411,493.01/2,116,049.31 = 612,172.53/x
  3. Step 3: Cross multiply
    1,411,493.01x = 2,116,049.31 × 612,172.53
  4. Step 4: Simplify right side
    1,411,493.01x = 1,295,387,259,707.45
  5. Step 5: Solve for x
    x = 1,295,387,259,707.45/1,411,493.01
  6. Step 6: Final answer
    x = 917,742.60

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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.