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Finding the Fourth Proportional to 1,437,709.56, 1,984,033.56 and 793,169.88

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Solution

The fourth proportional to 1,437,709.56, 1,984,033.56 and 793,169.88 is: 1,094,571.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,437,709.56 : 1,984,033.56 = 793,169.88 : x
  2. Step 2: Convert to fraction form
    1,437,709.56/1,984,033.56 = 793,169.88/x
  3. Step 3: Cross multiply
    1,437,709.56x = 1,984,033.56 × 793,169.88
  4. Step 4: Simplify right side
    1,437,709.56x = 1,573,675,660,701.17
  5. Step 5: Solve for x
    x = 1,573,675,660,701.17/1,437,709.56
  6. Step 6: Final answer
    x = 1,094,571.33

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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.