Home / 875,817.20-1,208,168.82-760,837.70

Finding the Fourth Proportional to 875,817.20, 1,208,168.82 and 760,837.70

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Solution

The fourth proportional to 875,817.20, 1,208,168.82 and 760,837.70 is: 1,049,557.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,817.20 : 1,208,168.82 = 760,837.70 : x
  2. Step 2: Convert to fraction form
    875,817.20/1,208,168.82 = 760,837.70/x
  3. Step 3: Cross multiply
    875,817.20x = 1,208,168.82 × 760,837.70
  4. Step 4: Simplify right side
    875,817.20x = 919,220,380,179.67
  5. Step 5: Solve for x
    x = 919,220,380,179.67/875,817.20
  6. Step 6: Final answer
    x = 1,049,557.36

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1.5x scale

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.