Home / 3,106,478.86-4,657,662.48-1,487,486.50

Finding the Fourth Proportional to 3,106,478.86, 4,657,662.48 and 1,487,486.50

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Solution

The fourth proportional to 3,106,478.86, 4,657,662.48 and 1,487,486.50 is: 2,230,245.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,106,478.86 : 4,657,662.48 = 1,487,486.50 : x
  2. Step 2: Convert to fraction form
    3,106,478.86/4,657,662.48 = 1,487,486.50/x
  3. Step 3: Cross multiply
    3,106,478.86x = 4,657,662.48 × 1,487,486.50
  4. Step 4: Simplify right side
    3,106,478.86x = 6,928,210,060,556.52
  5. Step 5: Solve for x
    x = 6,928,210,060,556.52/3,106,478.86
  6. Step 6: Final answer
    x = 2,230,245.36

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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.