Home / 1,782,334.80-2,674,814.40-718,140.60

Finding the Fourth Proportional to 1,782,334.80, 2,674,814.40 and 718,140.60

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Solution

The fourth proportional to 1,782,334.80, 2,674,814.40 and 718,140.60 is: 1,077,739.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,782,334.80 : 2,674,814.40 = 718,140.60 : x
  2. Step 2: Convert to fraction form
    1,782,334.80/2,674,814.40 = 718,140.60/x
  3. Step 3: Cross multiply
    1,782,334.80x = 2,674,814.40 × 718,140.60
  4. Step 4: Simplify right side
    1,782,334.80x = 1,920,892,818,104.64
  5. Step 5: Solve for x
    x = 1,920,892,818,104.64/1,782,334.80
  6. Step 6: Final answer
    x = 1,077,739.61

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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.