Home / 3,563,872.64-5,346,342.40-1,289,929.06

Finding the Fourth Proportional to 3,563,872.64, 5,346,342.40 and 1,289,929.06

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Solution

The fourth proportional to 3,563,872.64, 5,346,342.40 and 1,289,929.06 is: 1,935,086.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,563,872.64 : 5,346,342.40 = 1,289,929.06 : x
  2. Step 2: Convert to fraction form
    3,563,872.64/5,346,342.40 = 1,289,929.06/x
  3. Step 3: Cross multiply
    3,563,872.64x = 5,346,342.40 × 1,289,929.06
  4. Step 4: Simplify right side
    3,563,872.64x = 6,896,402,399,738.43
  5. Step 5: Solve for x
    x = 6,896,402,399,738.43/3,563,872.64
  6. Step 6: Final answer
    x = 1,935,086.66

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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.