Home / 920,825.01-1,379,400.44-731,605.77

Finding the Fourth Proportional to 920,825.01, 1,379,400.44 and 731,605.77

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Solution

The fourth proportional to 920,825.01, 1,379,400.44 and 731,605.77 is: 1,095,949.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    920,825.01 : 1,379,400.44 = 731,605.77 : x
  2. Step 2: Convert to fraction form
    920,825.01/1,379,400.44 = 731,605.77/x
  3. Step 3: Cross multiply
    920,825.01x = 1,379,400.44 × 731,605.77
  4. Step 4: Simplify right side
    920,825.01x = 1,009,177,317,386.51
  5. Step 5: Solve for x
    x = 1,009,177,317,386.51/920,825.01
  6. Step 6: Final answer
    x = 1,095,949.07

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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.