Home / 3,153,282.45-4,351,528.71-1,702,978.20

Finding the Fourth Proportional to 3,153,282.45, 4,351,528.71 and 1,702,978.20

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Solution

The fourth proportional to 3,153,282.45, 4,351,528.71 and 1,702,978.20 is: 2,350,109.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,153,282.45 : 4,351,528.71 = 1,702,978.20 : x
  2. Step 2: Convert to fraction form
    3,153,282.45/4,351,528.71 = 1,702,978.20/x
  3. Step 3: Cross multiply
    3,153,282.45x = 4,351,528.71 × 1,702,978.20
  4. Step 4: Simplify right side
    3,153,282.45x = 7,410,558,529,804.12
  5. Step 5: Solve for x
    x = 7,410,558,529,804.12/3,153,282.45
  6. Step 6: Final answer
    x = 2,350,109.34

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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.