Home / 1,854,200.40-2,782,337.40-789,061.20

Finding the Fourth Proportional to 1,854,200.40, 2,782,337.40 and 789,061.20

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Solution

The fourth proportional to 1,854,200.40, 2,782,337.40 and 789,061.20 is: 1,184,033.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,854,200.40 : 2,782,337.40 = 789,061.20 : x
  2. Step 2: Convert to fraction form
    1,854,200.40/2,782,337.40 = 789,061.20/x
  3. Step 3: Cross multiply
    1,854,200.40x = 2,782,337.40 × 789,061.20
  4. Step 4: Simplify right side
    1,854,200.40x = 2,195,434,487,648.88
  5. Step 5: Solve for x
    x = 2,195,434,487,648.88/1,854,200.40
  6. Step 6: Final answer
    x = 1,184,033.01

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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.