Home / 3,830,271.71-5,285,773.87-2,111,420.93

Finding the Fourth Proportional to 3,830,271.71, 5,285,773.87 and 2,111,420.93

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Solution

The fourth proportional to 3,830,271.71, 5,285,773.87 and 2,111,420.93 is: 2,913,760.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,830,271.71 : 5,285,773.87 = 2,111,420.93 : x
  2. Step 2: Convert to fraction form
    3,830,271.71/5,285,773.87 = 2,111,420.93/x
  3. Step 3: Cross multiply
    3,830,271.71x = 5,285,773.87 × 2,111,420.93
  4. Step 4: Simplify right side
    3,830,271.71x = 11,160,493,548,657.68
  5. Step 5: Solve for x
    x = 11,160,493,548,657.68/3,830,271.71
  6. Step 6: Final answer
    x = 2,913,760.28

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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.