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Finding the Fourth Proportional to 1,362,351, 1,880,103.24 and 758,739

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Solution

The fourth proportional to 1,362,351, 1,880,103.24 and 758,739 is: 1,047,092.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,362,351 : 1,880,103.24 = 758,739 : x
  2. Step 2: Convert to fraction form
    1,362,351/1,880,103.24 = 758,739/x
  3. Step 3: Cross multiply
    1,362,351x = 1,880,103.24 × 758,739
  4. Step 4: Simplify right side
    1,362,351x = 1,426,507,652,214.36
  5. Step 5: Solve for x
    x = 1,426,507,652,214.36/1,362,351
  6. Step 6: Final answer
    x = 1,047,092.60

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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.