Home / 3,009,374.12-4,152,935.66-1,720,241.84

Finding the Fourth Proportional to 3,009,374.12, 4,152,935.66 and 1,720,241.84

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Solution

The fourth proportional to 3,009,374.12, 4,152,935.66 and 1,720,241.84 is: 2,373,933.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,009,374.12 : 4,152,935.66 = 1,720,241.84 : x
  2. Step 2: Convert to fraction form
    3,009,374.12/4,152,935.66 = 1,720,241.84/x
  3. Step 3: Cross multiply
    3,009,374.12x = 4,152,935.66 × 1,720,241.84
  4. Step 4: Simplify right side
    3,009,374.12x = 7,144,053,681,160.02
  5. Step 5: Solve for x
    x = 7,144,053,681,160.02/3,009,374.12
  6. Step 6: Final answer
    x = 2,373,933.38

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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.