Home / 3,141,427.78-4,333,923.66-1,816,606.72

Finding the Fourth Proportional to 3,141,427.78, 4,333,923.66 and 1,816,606.72

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Solution

The fourth proportional to 3,141,427.78, 4,333,923.66 and 1,816,606.72 is: 2,506,196.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,141,427.78 : 4,333,923.66 = 1,816,606.72 : x
  2. Step 2: Convert to fraction form
    3,141,427.78/4,333,923.66 = 1,816,606.72/x
  3. Step 3: Cross multiply
    3,141,427.78x = 4,333,923.66 × 1,816,606.72
  4. Step 4: Simplify right side
    3,141,427.78x = 7,873,034,844,723.00
  5. Step 5: Solve for x
    x = 7,873,034,844,723.00/3,141,427.78
  6. Step 6: Final answer
    x = 2,506,196.35

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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.