Home / 3,680,053.11-5,078,640.63-2,048,563.86

Finding the Fourth Proportional to 3,680,053.11, 5,078,640.63 and 2,048,563.86

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Solution

The fourth proportional to 3,680,053.11, 5,078,640.63 and 2,048,563.86 is: 2,827,111.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,680,053.11 : 5,078,640.63 = 2,048,563.86 : x
  2. Step 2: Convert to fraction form
    3,680,053.11/5,078,640.63 = 2,048,563.86/x
  3. Step 3: Cross multiply
    3,680,053.11x = 5,078,640.63 × 2,048,563.86
  4. Step 4: Simplify right side
    3,680,053.11x = 10,403,919,652,545.63
  5. Step 5: Solve for x
    x = 10,403,919,652,545.63/3,680,053.11
  6. Step 6: Final answer
    x = 2,827,111.28

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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.