Home / 3,710,144.64-5,118,837.48-2,078,331.60

Finding the Fourth Proportional to 3,710,144.64, 5,118,837.48 and 2,078,331.60

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Solution

The fourth proportional to 3,710,144.64, 5,118,837.48 and 2,078,331.60 is: 2,867,446.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,710,144.64 : 5,118,837.48 = 2,078,331.60 : x
  2. Step 2: Convert to fraction form
    3,710,144.64/5,118,837.48 = 2,078,331.60/x
  3. Step 3: Cross multiply
    3,710,144.64x = 5,118,837.48 × 2,078,331.60
  4. Step 4: Simplify right side
    3,710,144.64x = 10,638,641,689,948.37
  5. Step 5: Solve for x
    x = 10,638,641,689,948.37/3,710,144.64
  6. Step 6: Final answer
    x = 2,867,446.62

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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.