Home / 1,022,928-1,411,640.73-570,219

Finding the Fourth Proportional to 1,022,928, 1,411,640.73 and 570,219

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Solution

The fourth proportional to 1,022,928, 1,411,640.73 and 570,219 is: 786,902.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,928 : 1,411,640.73 = 570,219 : x
  2. Step 2: Convert to fraction form
    1,022,928/1,411,640.73 = 570,219/x
  3. Step 3: Cross multiply
    1,022,928x = 1,411,640.73 × 570,219
  4. Step 4: Simplify right side
    1,022,928x = 804,944,365,419.87
  5. Step 5: Solve for x
    x = 804,944,365,419.87/1,022,928
  6. Step 6: Final answer
    x = 786,902.27

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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.