Home / 3,680,356.14-5,078,980.48-2,048,873.78

Finding the Fourth Proportional to 3,680,356.14, 5,078,980.48 and 2,048,873.78

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Solution

The fourth proportional to 3,680,356.14, 5,078,980.48 and 2,048,873.78 is: 2,827,495.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,680,356.14 : 5,078,980.48 = 2,048,873.78 : x
  2. Step 2: Convert to fraction form
    3,680,356.14/5,078,980.48 = 2,048,873.78/x
  3. Step 3: Cross multiply
    3,680,356.14x = 5,078,980.48 × 2,048,873.78
  4. Step 4: Simplify right side
    3,680,356.14x = 10,406,189,934,603.82
  5. Step 5: Solve for x
    x = 10,406,189,934,603.82/3,680,356.14
  6. Step 6: Final answer
    x = 2,827,495.37

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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.