Home / 1,365,555.72-1,885,104.63-792,485.18

Finding the Fourth Proportional to 1,365,555.72, 1,885,104.63 and 792,485.18

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Solution

The fourth proportional to 1,365,555.72, 1,885,104.63 and 792,485.18 is: 1,093,999.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,365,555.72 : 1,885,104.63 = 792,485.18 : x
  2. Step 2: Convert to fraction form
    1,365,555.72/1,885,104.63 = 792,485.18/x
  3. Step 3: Cross multiply
    1,365,555.72x = 1,885,104.63 × 792,485.18
  4. Step 4: Simplify right side
    1,365,555.72x = 1,493,917,482,024.38
  5. Step 5: Solve for x
    x = 1,493,917,482,024.38/1,365,555.72
  6. Step 6: Final answer
    x = 1,093,999.65

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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.