Home / 1,670,985.39-2,505,700.49-605,984.43

Finding the Fourth Proportional to 1,670,985.39, 2,505,700.49 and 605,984.43

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Solution

The fourth proportional to 1,670,985.39, 2,505,700.49 and 605,984.43 is: 908,694.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,670,985.39 : 2,505,700.49 = 605,984.43 : x
  2. Step 2: Convert to fraction form
    1,670,985.39/2,505,700.49 = 605,984.43/x
  3. Step 3: Cross multiply
    1,670,985.39x = 2,505,700.49 × 605,984.43
  4. Step 4: Simplify right side
    1,670,985.39x = 1,518,415,480,153.45
  5. Step 5: Solve for x
    x = 1,518,415,480,153.45/1,670,985.39
  6. Step 6: Final answer
    x = 908,694.65

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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.