Home / 1,383,839.83-2,075,747.37-437,210.50

Finding the Fourth Proportional to 1,383,839.83, 2,075,747.37 and 437,210.50

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Solution

The fourth proportional to 1,383,839.83, 2,075,747.37 and 437,210.50 is: 655,811.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,383,839.83 : 2,075,747.37 = 437,210.50 : x
  2. Step 2: Convert to fraction form
    1,383,839.83/2,075,747.37 = 437,210.50/x
  3. Step 3: Cross multiply
    1,383,839.83x = 2,075,747.37 × 437,210.50
  4. Step 4: Simplify right side
    1,383,839.83x = 907,538,545,511.39
  5. Step 5: Solve for x
    x = 907,538,545,511.39/1,383,839.83
  6. Step 6: Final answer
    x = 655,811.84

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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.