Home / 948,021.80-1,422,032.70-885,813.80

Finding the Fourth Proportional to 948,021.80, 1,422,032.70 and 885,813.80

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Solution

The fourth proportional to 948,021.80, 1,422,032.70 and 885,813.80 is: 1,328,720.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,021.80 : 1,422,032.70 = 885,813.80 : x
  2. Step 2: Convert to fraction form
    948,021.80/1,422,032.70 = 885,813.80/x
  3. Step 3: Cross multiply
    948,021.80x = 1,422,032.70 × 885,813.80
  4. Step 4: Simplify right side
    948,021.80x = 1,259,656,189,711.26
  5. Step 5: Solve for x
    x = 1,259,656,189,711.26/948,021.80
  6. Step 6: Final answer
    x = 1,328,720.70

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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.