Home / 1,586,179.04-2,188,929.86-861,027.25

Finding the Fourth Proportional to 1,586,179.04, 2,188,929.86 and 861,027.25

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Solution

The fourth proportional to 1,586,179.04, 2,188,929.86 and 861,027.25 is: 1,188,219.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,586,179.04 : 2,188,929.86 = 861,027.25 : x
  2. Step 2: Convert to fraction form
    1,586,179.04/2,188,929.86 = 861,027.25/x
  3. Step 3: Cross multiply
    1,586,179.04x = 2,188,929.86 × 861,027.25
  4. Step 4: Simplify right side
    1,586,179.04x = 1,884,728,264,588.87
  5. Step 5: Solve for x
    x = 1,884,728,264,588.87/1,586,179.04
  6. Step 6: Final answer
    x = 1,188,219.12

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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.