Home / 2,190,675.33-3,286,386.63-976,692.45

Finding the Fourth Proportional to 2,190,675.33, 3,286,386.63 and 976,692.45

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Solution

The fourth proportional to 2,190,675.33, 3,286,386.63 and 976,692.45 is: 1,465,205.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,190,675.33 : 3,286,386.63 = 976,692.45 : x
  2. Step 2: Convert to fraction form
    2,190,675.33/3,286,386.63 = 976,692.45/x
  3. Step 3: Cross multiply
    2,190,675.33x = 3,286,386.63 × 976,692.45
  4. Step 4: Simplify right side
    2,190,675.33x = 3,209,789,009,301.94
  5. Step 5: Solve for x
    x = 3,209,789,009,301.94/2,190,675.33
  6. Step 6: Final answer
    x = 1,465,205.26

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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.