Home / 1,273,651.47-1,757,650.44-692,887.28

Finding the Fourth Proportional to 1,273,651.47, 1,757,650.44 and 692,887.28

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Solution

The fourth proportional to 1,273,651.47, 1,757,650.44 and 692,887.28 is: 956,190.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,273,651.47 : 1,757,650.44 = 692,887.28 : x
  2. Step 2: Convert to fraction form
    1,273,651.47/1,757,650.44 = 692,887.28/x
  3. Step 3: Cross multiply
    1,273,651.47x = 1,757,650.44 × 692,887.28
  4. Step 4: Simplify right side
    1,273,651.47x = 1,217,853,623,774.15
  5. Step 5: Solve for x
    x = 1,217,853,623,774.15/1,273,651.47
  6. Step 6: Final answer
    x = 956,190.65

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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.