Home / 1,872,117.72-2,583,506.34-1,056,327.48

Finding the Fourth Proportional to 1,872,117.72, 2,583,506.34 and 1,056,327.48

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Solution

The fourth proportional to 1,872,117.72, 2,583,506.34 and 1,056,327.48 is: 1,457,722.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,872,117.72 : 2,583,506.34 = 1,056,327.48 : x
  2. Step 2: Convert to fraction form
    1,872,117.72/2,583,506.34 = 1,056,327.48/x
  3. Step 3: Cross multiply
    1,872,117.72x = 2,583,506.34 × 1,056,327.48
  4. Step 4: Simplify right side
    1,872,117.72x = 2,729,028,741,696.22
  5. Step 5: Solve for x
    x = 2,729,028,741,696.22/1,872,117.72
  6. Step 6: Final answer
    x = 1,457,722.83

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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.