Home / 3,142,967-4,337,090.34-1,853,511.80

Finding the Fourth Proportional to 3,142,967, 4,337,090.34 and 1,853,511.80

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Solution

The fourth proportional to 3,142,967, 4,337,090.34 and 1,853,511.80 is: 2,557,725.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,142,967 : 4,337,090.34 = 1,853,511.80 : x
  2. Step 2: Convert to fraction form
    3,142,967/4,337,090.34 = 1,853,511.80/x
  3. Step 3: Cross multiply
    3,142,967x = 4,337,090.34 × 1,853,511.80
  4. Step 4: Simplify right side
    3,142,967x = 8,038,848,122,856.01
  5. Step 5: Solve for x
    x = 8,038,848,122,856.01/3,142,967
  6. Step 6: Final answer
    x = 2,557,725.91

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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.