Home / 1,703,870.22-2,351,347.47-939,912.78

Finding the Fourth Proportional to 1,703,870.22, 2,351,347.47 and 939,912.78

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Solution

The fourth proportional to 1,703,870.22, 2,351,347.47 and 939,912.78 is: 1,297,083.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,703,870.22 : 2,351,347.47 = 939,912.78 : x
  2. Step 2: Convert to fraction form
    1,703,870.22/2,351,347.47 = 939,912.78/x
  3. Step 3: Cross multiply
    1,703,870.22x = 2,351,347.47 × 939,912.78
  4. Step 4: Simplify right side
    1,703,870.22x = 2,210,061,537,273.67
  5. Step 5: Solve for x
    x = 2,210,061,537,273.67/1,703,870.22
  6. Step 6: Final answer
    x = 1,297,083.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.