Home / 1,021,037.36-1,531,738.44-347,083.25

Finding the Fourth Proportional to 1,021,037.36, 1,531,738.44 and 347,083.25

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Solution

The fourth proportional to 1,021,037.36, 1,531,738.44 and 347,083.25 is: 520,686.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,037.36 : 1,531,738.44 = 347,083.25 : x
  2. Step 2: Convert to fraction form
    1,021,037.36/1,531,738.44 = 347,083.25/x
  3. Step 3: Cross multiply
    1,021,037.36x = 1,531,738.44 × 347,083.25
  4. Step 4: Simplify right side
    1,021,037.36x = 531,640,748,246.44
  5. Step 5: Solve for x
    x = 531,640,748,246.44/1,021,037.36
  6. Step 6: Final answer
    x = 520,686.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.