Home / 1,768,562-2,441,009.20-1,123,856.24

Finding the Fourth Proportional to 1,768,562, 2,441,009.20 and 1,123,856.24

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Solution

The fourth proportional to 1,768,562, 2,441,009.20 and 1,123,856.24 is: 1,551,171.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,768,562 : 2,441,009.20 = 1,123,856.24 : x
  2. Step 2: Convert to fraction form
    1,768,562/2,441,009.20 = 1,123,856.24/x
  3. Step 3: Cross multiply
    1,768,562x = 2,441,009.20 × 1,123,856.24
  4. Step 4: Simplify right side
    1,768,562x = 2,743,343,421,317.41
  5. Step 5: Solve for x
    x = 2,743,343,421,317.41/1,768,562
  6. Step 6: Final answer
    x = 1,551,171.75

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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.