Home / 953,747.09-1,315,845.47-591,038.61

Finding the Fourth Proportional to 953,747.09, 1,315,845.47 and 591,038.61

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Solution

The fourth proportional to 953,747.09, 1,315,845.47 and 591,038.61 is: 815,431.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,747.09 : 1,315,845.47 = 591,038.61 : x
  2. Step 2: Convert to fraction form
    953,747.09/1,315,845.47 = 591,038.61/x
  3. Step 3: Cross multiply
    953,747.09x = 1,315,845.47 × 591,038.61
  4. Step 4: Simplify right side
    953,747.09x = 777,715,472,796.39
  5. Step 5: Solve for x
    x = 777,715,472,796.39/953,747.09
  6. Step 6: Final answer
    x = 815,431.56

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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.