Home / 3,005,144.00-4,146,889.93-1,781,386.28

Finding the Fourth Proportional to 3,005,144.00, 4,146,889.93 and 1,781,386.28

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Solution

The fourth proportional to 3,005,144.00, 4,146,889.93 and 1,781,386.28 is: 2,458,189.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,005,144.00 : 4,146,889.93 = 1,781,386.28 : x
  2. Step 2: Convert to fraction form
    3,005,144.00/4,146,889.93 = 1,781,386.28/x
  3. Step 3: Cross multiply
    3,005,144.00x = 4,146,889.93 × 1,781,386.28
  4. Step 4: Simplify right side
    3,005,144.00x = 7,387,212,800,784.25
  5. Step 5: Solve for x
    x = 7,387,212,800,784.25/3,005,144.00
  6. Step 6: Final answer
    x = 2,458,189.30

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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.