Home / 1,628,907.67-2,248,015.93-903,892.57

Finding the Fourth Proportional to 1,628,907.67, 2,248,015.93 and 903,892.57

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Solution

The fourth proportional to 1,628,907.67, 2,248,015.93 and 903,892.57 is: 1,247,440.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,628,907.67 : 2,248,015.93 = 903,892.57 : x
  2. Step 2: Convert to fraction form
    1,628,907.67/2,248,015.93 = 903,892.57/x
  3. Step 3: Cross multiply
    1,628,907.67x = 2,248,015.93 × 903,892.57
  4. Step 4: Simplify right side
    1,628,907.67x = 2,031,964,893,573.26
  5. Step 5: Solve for x
    x = 2,031,964,893,573.26/1,628,907.67
  6. Step 6: Final answer
    x = 1,247,440.19

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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.