Home / 1,394,502.63-2,091,697.71-711,374.50

Finding the Fourth Proportional to 1,394,502.63, 2,091,697.71 and 711,374.50

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Solution

The fourth proportional to 1,394,502.63, 2,091,697.71 and 711,374.50 is: 1,067,033.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,394,502.63 : 2,091,697.71 = 711,374.50 : x
  2. Step 2: Convert to fraction form
    1,394,502.63/2,091,697.71 = 711,374.50/x
  3. Step 3: Cross multiply
    1,394,502.63x = 2,091,697.71 × 711,374.50
  4. Step 4: Simplify right side
    1,394,502.63x = 1,487,980,414,344.84
  5. Step 5: Solve for x
    x = 1,487,980,414,344.84/1,394,502.63
  6. Step 6: Final answer
    x = 1,067,033.06

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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.