Home / 2,819,200.28-3,890,525.46-1,530,051.80

Finding the Fourth Proportional to 2,819,200.28, 3,890,525.46 and 1,530,051.80

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Solution

The fourth proportional to 2,819,200.28, 3,890,525.46 and 1,530,051.80 is: 2,111,487.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,819,200.28 : 3,890,525.46 = 1,530,051.80 : x
  2. Step 2: Convert to fraction form
    2,819,200.28/3,890,525.46 = 1,530,051.80/x
  3. Step 3: Cross multiply
    2,819,200.28x = 3,890,525.46 × 1,530,051.80
  4. Step 4: Simplify right side
    2,819,200.28x = 5,952,705,483,018.83
  5. Step 5: Solve for x
    x = 5,952,705,483,018.83/2,819,200.28
  6. Step 6: Final answer
    x = 2,111,487.26

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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.