Home / 1,347,075.36-1,858,954.86-743,463.36

Finding the Fourth Proportional to 1,347,075.36, 1,858,954.86 and 743,463.36

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Solution

The fourth proportional to 1,347,075.36, 1,858,954.86 and 743,463.36 is: 1,025,974.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,075.36 : 1,858,954.86 = 743,463.36 : x
  2. Step 2: Convert to fraction form
    1,347,075.36/1,858,954.86 = 743,463.36/x
  3. Step 3: Cross multiply
    1,347,075.36x = 1,858,954.86 × 743,463.36
  4. Step 4: Simplify right side
    1,347,075.36x = 1,382,064,826,303.93
  5. Step 5: Solve for x
    x = 1,382,064,826,303.93/1,347,075.36
  6. Step 6: Final answer
    x = 1,025,974.39

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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.