Home / 1,366,309.49-2,049,323.41-455,393.53

Finding the Fourth Proportional to 1,366,309.49, 2,049,323.41 and 455,393.53

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Solution

The fourth proportional to 1,366,309.49, 2,049,323.41 and 455,393.53 is: 683,043.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,366,309.49 : 2,049,323.41 = 455,393.53 : x
  2. Step 2: Convert to fraction form
    1,366,309.49/2,049,323.41 = 455,393.53/x
  3. Step 3: Cross multiply
    1,366,309.49x = 2,049,323.41 × 455,393.53
  4. Step 4: Simplify right side
    1,366,309.49x = 933,248,626,914.85
  5. Step 5: Solve for x
    x = 933,248,626,914.85/1,366,309.49
  6. Step 6: Final answer
    x = 683,043.36

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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.