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Finding the Fourth Proportional to 1,300,964.37, 1,951,435.14 and 1,016,893.59

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Solution

The fourth proportional to 1,300,964.37, 1,951,435.14 and 1,016,893.59 is: 1,525,331.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300,964.37 : 1,951,435.14 = 1,016,893.59 : x
  2. Step 2: Convert to fraction form
    1,300,964.37/1,951,435.14 = 1,016,893.59/x
  3. Step 3: Cross multiply
    1,300,964.37x = 1,951,435.14 × 1,016,893.59
  4. Step 4: Simplify right side
    1,300,964.37x = 1,984,401,885,166.75
  5. Step 5: Solve for x
    x = 1,984,401,885,166.75/1,300,964.37
  6. Step 6: Final answer
    x = 1,525,331.46

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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.