Home / 4,908,664.80-7,362,997.20-1,314,986.40

Finding the Fourth Proportional to 4,908,664.80, 7,362,997.20 and 1,314,986.40

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Solution

The fourth proportional to 4,908,664.80, 7,362,997.20 and 1,314,986.40 is: 1,972,479.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,908,664.80 : 7,362,997.20 = 1,314,986.40 : x
  2. Step 2: Convert to fraction form
    4,908,664.80/7,362,997.20 = 1,314,986.40/x
  3. Step 3: Cross multiply
    4,908,664.80x = 7,362,997.20 × 1,314,986.40
  4. Step 4: Simplify right side
    4,908,664.80x = 9,682,241,181,238.08
  5. Step 5: Solve for x
    x = 9,682,241,181,238.08/4,908,664.80
  6. Step 6: Final answer
    x = 1,972,479.60

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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.