Home / 1,000,727.46-1,380,973.86-570,996.54

Finding the Fourth Proportional to 1,000,727.46, 1,380,973.86 and 570,996.54

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Solution

The fourth proportional to 1,000,727.46, 1,380,973.86 and 570,996.54 is: 787,958.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,727.46 : 1,380,973.86 = 570,996.54 : x
  2. Step 2: Convert to fraction form
    1,000,727.46/1,380,973.86 = 570,996.54/x
  3. Step 3: Cross multiply
    1,000,727.46x = 1,380,973.86 × 570,996.54
  4. Step 4: Simplify right side
    1,000,727.46x = 788,531,295,890.45
  5. Step 5: Solve for x
    x = 788,531,295,890.45/1,000,727.46
  6. Step 6: Final answer
    x = 787,958.09

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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.