Home / 848,103.80-1,272,155.70-732,630.20

Finding the Fourth Proportional to 848,103.80, 1,272,155.70 and 732,630.20

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Solution

The fourth proportional to 848,103.80, 1,272,155.70 and 732,630.20 is: 1,098,945.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,103.80 : 1,272,155.70 = 732,630.20 : x
  2. Step 2: Convert to fraction form
    848,103.80/1,272,155.70 = 732,630.20/x
  3. Step 3: Cross multiply
    848,103.80x = 1,272,155.70 × 732,630.20
  4. Step 4: Simplify right side
    848,103.80x = 932,019,684,922.14
  5. Step 5: Solve for x
    x = 932,019,684,922.14/848,103.80
  6. Step 6: Final answer
    x = 1,098,945.30

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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.