Home / 4,908,665.80-7,362,998.70-1,314,987.40

Finding the Fourth Proportional to 4,908,665.80, 7,362,998.70 and 1,314,987.40

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Solution

The fourth proportional to 4,908,665.80, 7,362,998.70 and 1,314,987.40 is: 1,972,481.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,908,665.80 : 7,362,998.70 = 1,314,987.40 : x
  2. Step 2: Convert to fraction form
    4,908,665.80/7,362,998.70 = 1,314,987.40/x
  3. Step 3: Cross multiply
    4,908,665.80x = 7,362,998.70 × 1,314,987.40
  4. Step 4: Simplify right side
    4,908,665.80x = 9,682,250,516,716.38
  5. Step 5: Solve for x
    x = 9,682,250,516,716.38/4,908,665.80
  6. Step 6: Final answer
    x = 1,972,481.10

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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.