Home / 2,976,054.86-4,107,062-1,829,913.78

Finding the Fourth Proportional to 2,976,054.86, 4,107,062 and 1,829,913.78

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Solution

The fourth proportional to 2,976,054.86, 4,107,062 and 1,829,913.78 is: 2,525,346.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,976,054.86 : 4,107,062 = 1,829,913.78 : x
  2. Step 2: Convert to fraction form
    2,976,054.86/4,107,062 = 1,829,913.78/x
  3. Step 3: Cross multiply
    2,976,054.86x = 4,107,062 × 1,829,913.78
  4. Step 4: Simplify right side
    2,976,054.86x = 7,515,569,349,114.36
  5. Step 5: Solve for x
    x = 7,515,569,349,114.36/2,976,054.86
  6. Step 6: Final answer
    x = 2,525,346.37

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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.