Home / 3,119,004.90-4,680,062.55-1,772,201.70

Finding the Fourth Proportional to 3,119,004.90, 4,680,062.55 and 1,772,201.70

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Solution

The fourth proportional to 3,119,004.90, 4,680,062.55 and 1,772,201.70 is: 2,659,186.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,119,004.90 : 4,680,062.55 = 1,772,201.70 : x
  2. Step 2: Convert to fraction form
    3,119,004.90/4,680,062.55 = 1,772,201.70/x
  3. Step 3: Cross multiply
    3,119,004.90x = 4,680,062.55 × 1,772,201.70
  4. Step 4: Simplify right side
    3,119,004.90x = 8,294,014,807,216.33
  5. Step 5: Solve for x
    x = 8,294,014,807,216.33/3,119,004.90
  6. Step 6: Final answer
    x = 2,659,186.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.