Home / 3,784,739.10-5,222,241.36-2,153,051.16

Finding the Fourth Proportional to 3,784,739.10, 5,222,241.36 and 2,153,051.16

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Solution

The fourth proportional to 3,784,739.10, 5,222,241.36 and 2,153,051.16 is: 2,970,813.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,784,739.10 : 5,222,241.36 = 2,153,051.16 : x
  2. Step 2: Convert to fraction form
    3,784,739.10/5,222,241.36 = 2,153,051.16/x
  3. Step 3: Cross multiply
    3,784,739.10x = 5,222,241.36 × 2,153,051.16
  4. Step 4: Simplify right side
    3,784,739.10x = 11,243,752,817,947.98
  5. Step 5: Solve for x
    x = 11,243,752,817,947.98/3,784,739.10
  6. Step 6: Final answer
    x = 2,970,813.18

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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.