Home / 1,383,838.57-2,075,745.50-437,209.25

Finding the Fourth Proportional to 1,383,838.57, 2,075,745.50 and 437,209.25

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Solution

The fourth proportional to 1,383,838.57, 2,075,745.50 and 437,209.25 is: 655,809.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,383,838.57 : 2,075,745.50 = 437,209.25 : x
  2. Step 2: Convert to fraction form
    1,383,838.57/2,075,745.50 = 437,209.25/x
  3. Step 3: Cross multiply
    1,383,838.57x = 2,075,745.50 × 437,209.25
  4. Step 4: Simplify right side
    1,383,838.57x = 907,535,131,059.83
  5. Step 5: Solve for x
    x = 907,535,131,059.83/1,383,838.57
  6. Step 6: Final answer
    x = 655,809.97

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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.