Home / 1,331,048.72-1,837,173.60-758,426.24

Finding the Fourth Proportional to 1,331,048.72, 1,837,173.60 and 758,426.24

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Solution

The fourth proportional to 1,331,048.72, 1,837,173.60 and 758,426.24 is: 1,046,814.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,331,048.72 : 1,837,173.60 = 758,426.24 : x
  2. Step 2: Convert to fraction form
    1,331,048.72/1,837,173.60 = 758,426.24/x
  3. Step 3: Cross multiply
    1,331,048.72x = 1,837,173.60 × 758,426.24
  4. Step 4: Simplify right side
    1,331,048.72x = 1,393,360,665,675.26
  5. Step 5: Solve for x
    x = 1,393,360,665,675.26/1,331,048.72
  6. Step 6: Final answer
    x = 1,046,814.17

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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.