Home / 1,854,190.40-2,782,322.40-789,051.20

Finding the Fourth Proportional to 1,854,190.40, 2,782,322.40 and 789,051.20

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Solution

The fourth proportional to 1,854,190.40, 2,782,322.40 and 789,051.20 is: 1,184,018.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,854,190.40 : 2,782,322.40 = 789,051.20 : x
  2. Step 2: Convert to fraction form
    1,854,190.40/2,782,322.40 = 789,051.20/x
  3. Step 3: Cross multiply
    1,854,190.40x = 2,782,322.40 × 789,051.20
  4. Step 4: Simplify right side
    1,854,190.40x = 2,195,394,828,506.88
  5. Step 5: Solve for x
    x = 2,195,394,828,506.88/1,854,190.40
  6. Step 6: Final answer
    x = 1,184,018.01

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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.