Home / 1,631,845.36-2,447,767.58-509,914.36

Finding the Fourth Proportional to 1,631,845.36, 2,447,767.58 and 509,914.36

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Solution

The fourth proportional to 1,631,845.36, 2,447,767.58 and 509,914.36 is: 764,871.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,631,845.36 : 2,447,767.58 = 509,914.36 : x
  2. Step 2: Convert to fraction form
    1,631,845.36/2,447,767.58 = 509,914.36/x
  3. Step 3: Cross multiply
    1,631,845.36x = 2,447,767.58 × 509,914.36
  4. Step 4: Simplify right side
    1,631,845.36x = 1,248,151,831,590.24
  5. Step 5: Solve for x
    x = 1,248,151,831,590.24/1,631,845.36
  6. Step 6: Final answer
    x = 764,871.39

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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.