Home / 1,340,124-1,849,371.12-736,512

Finding the Fourth Proportional to 1,340,124, 1,849,371.12 and 736,512

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Solution

The fourth proportional to 1,340,124, 1,849,371.12 and 736,512 is: 1,016,386.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,340,124 : 1,849,371.12 = 736,512 : x
  2. Step 2: Convert to fraction form
    1,340,124/1,849,371.12 = 736,512/x
  3. Step 3: Cross multiply
    1,340,124x = 1,849,371.12 × 736,512
  4. Step 4: Simplify right side
    1,340,124x = 1,362,084,022,333.44
  5. Step 5: Solve for x
    x = 1,362,084,022,333.44/1,340,124
  6. Step 6: Final answer
    x = 1,016,386.56

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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.