Home / 1,321,519.44-1,824,574.47-1,015,047.84

Finding the Fourth Proportional to 1,321,519.44, 1,824,574.47 and 1,015,047.84

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Solution

The fourth proportional to 1,321,519.44, 1,824,574.47 and 1,015,047.84 is: 1,401,440.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,321,519.44 : 1,824,574.47 = 1,015,047.84 : x
  2. Step 2: Convert to fraction form
    1,321,519.44/1,824,574.47 = 1,015,047.84/x
  3. Step 3: Cross multiply
    1,321,519.44x = 1,824,574.47 × 1,015,047.84
  4. Step 4: Simplify right side
    1,321,519.44x = 1,852,030,374,692.64
  5. Step 5: Solve for x
    x = 1,852,030,374,692.64/1,321,519.44
  6. Step 6: Final answer
    x = 1,401,440.13

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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.