Home / 1,102,361.58-1,521,207.58-612,362.86

Finding the Fourth Proportional to 1,102,361.58, 1,521,207.58 and 612,362.86

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Solution

The fourth proportional to 1,102,361.58, 1,521,207.58 and 612,362.86 is: 845,032.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,102,361.58 : 1,521,207.58 = 612,362.86 : x
  2. Step 2: Convert to fraction form
    1,102,361.58/1,521,207.58 = 612,362.86/x
  3. Step 3: Cross multiply
    1,102,361.58x = 1,521,207.58 × 612,362.86
  4. Step 4: Simplify right side
    1,102,361.58x = 931,531,019,008.55
  5. Step 5: Solve for x
    x = 931,531,019,008.55/1,102,361.58
  6. Step 6: Final answer
    x = 845,032.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.