Home / 1,486,674.28-2,051,436.45-874,692.45

Finding the Fourth Proportional to 1,486,674.28, 2,051,436.45 and 874,692.45

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Solution

The fourth proportional to 1,486,674.28, 2,051,436.45 and 874,692.45 is: 1,206,973.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,486,674.28 : 2,051,436.45 = 874,692.45 : x
  2. Step 2: Convert to fraction form
    1,486,674.28/2,051,436.45 = 874,692.45/x
  3. Step 3: Cross multiply
    1,486,674.28x = 2,051,436.45 × 874,692.45
  4. Step 4: Simplify right side
    1,486,674.28x = 1,794,375,977,749.90
  5. Step 5: Solve for x
    x = 1,794,375,977,749.90/1,486,674.28
  6. Step 6: Final answer
    x = 1,206,973.18

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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.