Home / 1,871,933.87-2,807,900.81-673,829.66

Finding the Fourth Proportional to 1,871,933.87, 2,807,900.81 and 673,829.66

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Solution

The fourth proportional to 1,871,933.87, 2,807,900.81 and 673,829.66 is: 1,010,744.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,871,933.87 : 2,807,900.81 = 673,829.66 : x
  2. Step 2: Convert to fraction form
    1,871,933.87/2,807,900.81 = 673,829.66/x
  3. Step 3: Cross multiply
    1,871,933.87x = 2,807,900.81 × 673,829.66
  4. Step 4: Simplify right side
    1,871,933.87x = 1,892,046,848,116.02
  5. Step 5: Solve for x
    x = 1,892,046,848,116.02/1,871,933.87
  6. Step 6: Final answer
    x = 1,010,744.49

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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.