Home / 1,054,015.20-1,582,059.60-522,136.80

Finding the Fourth Proportional to 1,054,015.20, 1,582,059.60 and 522,136.80

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Solution

The fourth proportional to 1,054,015.20, 1,582,059.60 and 522,136.80 is: 783,718.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,015.20 : 1,582,059.60 = 522,136.80 : x
  2. Step 2: Convert to fraction form
    1,054,015.20/1,582,059.60 = 522,136.80/x
  3. Step 3: Cross multiply
    1,054,015.20x = 1,582,059.60 × 522,136.80
  4. Step 4: Simplify right side
    1,054,015.20x = 826,051,536,953.28
  5. Step 5: Solve for x
    x = 826,051,536,953.28/1,054,015.20
  6. Step 6: Final answer
    x = 783,718.81

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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.