Home / 1,226,126.80-1,839,168.93-551,730.92

Finding the Fourth Proportional to 1,226,126.80, 1,839,168.93 and 551,730.92

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Solution

The fourth proportional to 1,226,126.80, 1,839,168.93 and 551,730.92 is: 827,586.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,226,126.80 : 1,839,168.93 = 551,730.92 : x
  2. Step 2: Convert to fraction form
    1,226,126.80/1,839,168.93 = 551,730.92/x
  3. Step 3: Cross multiply
    1,226,126.80x = 1,839,168.93 × 551,730.92
  4. Step 4: Simplify right side
    1,226,126.80x = 1,014,726,365,784.32
  5. Step 5: Solve for x
    x = 1,014,726,365,784.32/1,226,126.80
  6. Step 6: Final answer
    x = 827,586.81

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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.