Home / 1,037,580.77-1,431,617.67-629,673.50

Finding the Fourth Proportional to 1,037,580.77, 1,431,617.67 and 629,673.50

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Solution

The fourth proportional to 1,037,580.77, 1,431,617.67 and 629,673.50 is: 868,801.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,580.77 : 1,431,617.67 = 629,673.50 : x
  2. Step 2: Convert to fraction form
    1,037,580.77/1,431,617.67 = 629,673.50/x
  3. Step 3: Cross multiply
    1,037,580.77x = 1,431,617.67 × 629,673.50
  4. Step 4: Simplify right side
    1,037,580.77x = 901,451,701,772.66
  5. Step 5: Solve for x
    x = 901,451,701,772.66/1,037,580.77
  6. Step 6: Final answer
    x = 868,801.48

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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.