Home / 1,768,596.78-2,651,898.63-615,314.45

Finding the Fourth Proportional to 1,768,596.78, 2,651,898.63 and 615,314.45

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Solution

The fourth proportional to 1,768,596.78, 2,651,898.63 and 615,314.45 is: 922,624.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,768,596.78 : 2,651,898.63 = 615,314.45 : x
  2. Step 2: Convert to fraction form
    1,768,596.78/2,651,898.63 = 615,314.45/x
  3. Step 3: Cross multiply
    1,768,596.78x = 2,651,898.63 × 615,314.45
  4. Step 4: Simplify right side
    1,768,596.78x = 1,631,751,546,974.20
  5. Step 5: Solve for x
    x = 1,631,751,546,974.20/1,768,596.78
  6. Step 6: Final answer
    x = 922,624.97

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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.