Home / 1,583,480.30-2,185,204.41-858,327.86

Finding the Fourth Proportional to 1,583,480.30, 2,185,204.41 and 858,327.86

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Solution

The fourth proportional to 1,583,480.30, 2,185,204.41 and 858,327.86 is: 1,184,493.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,583,480.30 : 2,185,204.41 = 858,327.86 : x
  2. Step 2: Convert to fraction form
    1,583,480.30/2,185,204.41 = 858,327.86/x
  3. Step 3: Cross multiply
    1,583,480.30x = 2,185,204.41 × 858,327.86
  4. Step 4: Simplify right side
    1,583,480.30x = 1,875,621,813,971.84
  5. Step 5: Solve for x
    x = 1,875,621,813,971.84/1,583,480.30
  6. Step 6: Final answer
    x = 1,184,493.31

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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.