Home / 1,369,699.64-1,890,241.27-757,842.49

Finding the Fourth Proportional to 1,369,699.64, 1,890,241.27 and 757,842.49

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Solution

The fourth proportional to 1,369,699.64, 1,890,241.27 and 757,842.49 is: 1,045,853.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,369,699.64 : 1,890,241.27 = 757,842.49 : x
  2. Step 2: Convert to fraction form
    1,369,699.64/1,890,241.27 = 757,842.49/x
  3. Step 3: Cross multiply
    1,369,699.64x = 1,890,241.27 × 757,842.49
  4. Step 4: Simplify right side
    1,369,699.64x = 1,432,505,150,757.56
  5. Step 5: Solve for x
    x = 1,432,505,150,757.56/1,369,699.64
  6. Step 6: Final answer
    x = 1,045,853.49

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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.