Home / 3,846,985.86-5,308,966.32-2,104,614.81

Finding the Fourth Proportional to 3,846,985.86, 5,308,966.32 and 2,104,614.81

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Solution

The fourth proportional to 3,846,985.86, 5,308,966.32 and 2,104,614.81 is: 2,904,437.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,846,985.86 : 5,308,966.32 = 2,104,614.81 : x
  2. Step 2: Convert to fraction form
    3,846,985.86/5,308,966.32 = 2,104,614.81/x
  3. Step 3: Cross multiply
    3,846,985.86x = 5,308,966.32 × 2,104,614.81
  4. Step 4: Simplify right side
    3,846,985.86x = 11,173,329,142,863.20
  5. Step 5: Solve for x
    x = 11,173,329,142,863.20/3,846,985.86
  6. Step 6: Final answer
    x = 2,904,437.28

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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.