Home / 1,345,643.88-1,857,033.39-733,830.12

Finding the Fourth Proportional to 1,345,643.88, 1,857,033.39 and 733,830.12

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Solution

The fourth proportional to 1,345,643.88, 1,857,033.39 and 733,830.12 is: 1,012,710.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345,643.88 : 1,857,033.39 = 733,830.12 : x
  2. Step 2: Convert to fraction form
    1,345,643.88/1,857,033.39 = 733,830.12/x
  3. Step 3: Cross multiply
    1,345,643.88x = 1,857,033.39 × 733,830.12
  4. Step 4: Simplify right side
    1,345,643.88x = 1,362,747,038,179.57
  5. Step 5: Solve for x
    x = 1,362,747,038,179.57/1,345,643.88
  6. Step 6: Final answer
    x = 1,012,710.02

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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.