Home / 1,548,112.79-2,318,633.70-739,066.31

Finding the Fourth Proportional to 1,548,112.79, 2,318,633.70 and 739,066.31

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Solution

The fourth proportional to 1,548,112.79, 2,318,633.70 and 739,066.31 is: 1,106,911.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,548,112.79 : 2,318,633.70 = 739,066.31 : x
  2. Step 2: Convert to fraction form
    1,548,112.79/2,318,633.70 = 739,066.31/x
  3. Step 3: Cross multiply
    1,548,112.79x = 2,318,633.70 × 739,066.31
  4. Step 4: Simplify right side
    1,548,112.79x = 1,713,624,052,900.65
  5. Step 5: Solve for x
    x = 1,713,624,052,900.65/1,548,112.79
  6. Step 6: Final answer
    x = 1,106,911.63

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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.