Home / 1,149,848.22-1,585,759.10-720,168.34

Finding the Fourth Proportional to 1,149,848.22, 1,585,759.10 and 720,168.34

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Solution

The fourth proportional to 1,149,848.22, 1,585,759.10 and 720,168.34 is: 993,186.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,848.22 : 1,585,759.10 = 720,168.34 : x
  2. Step 2: Convert to fraction form
    1,149,848.22/1,585,759.10 = 720,168.34/x
  3. Step 3: Cross multiply
    1,149,848.22x = 1,585,759.10 × 720,168.34
  4. Step 4: Simplify right side
    1,149,848.22x = 1,142,013,498,686.89
  5. Step 5: Solve for x
    x = 1,142,013,498,686.89/1,149,848.22
  6. Step 6: Final answer
    x = 993,186.30

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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.