Home / 1,833,482.70-2,751,208.20-768,632.40

Finding the Fourth Proportional to 1,833,482.70, 2,751,208.20 and 768,632.40

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Solution

The fourth proportional to 1,833,482.70, 2,751,208.20 and 768,632.40 is: 1,153,361.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,833,482.70 : 2,751,208.20 = 768,632.40 : x
  2. Step 2: Convert to fraction form
    1,833,482.70/2,751,208.20 = 768,632.40/x
  3. Step 3: Cross multiply
    1,833,482.70x = 2,751,208.20 × 768,632.40
  4. Step 4: Simplify right side
    1,833,482.70x = 2,114,667,761,665.68
  5. Step 5: Solve for x
    x = 2,114,667,761,665.68/1,833,482.70
  6. Step 6: Final answer
    x = 1,153,361.18

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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.