Home / 1,604,912.70-2,406,810.75-645,083.37

Finding the Fourth Proportional to 1,604,912.70, 2,406,810.75 and 645,083.37

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Solution

The fourth proportional to 1,604,912.70, 2,406,810.75 and 645,083.37 is: 967,400.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,604,912.70 : 2,406,810.75 = 645,083.37 : x
  2. Step 2: Convert to fraction form
    1,604,912.70/2,406,810.75 = 645,083.37/x
  3. Step 3: Cross multiply
    1,604,912.70x = 2,406,810.75 × 645,083.37
  4. Step 4: Simplify right side
    1,604,912.70x = 1,552,593,589,562.23
  5. Step 5: Solve for x
    x = 1,552,593,589,562.23/1,604,912.70
  6. Step 6: Final answer
    x = 967,400.65

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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.