Home / 1,503,768.20-2,075,008.16-859,230.12

Finding the Fourth Proportional to 1,503,768.20, 2,075,008.16 and 859,230.12

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Solution

The fourth proportional to 1,503,768.20, 2,075,008.16 and 859,230.12 is: 1,185,627.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,503,768.20 : 2,075,008.16 = 859,230.12 : x
  2. Step 2: Convert to fraction form
    1,503,768.20/2,075,008.16 = 859,230.12/x
  3. Step 3: Cross multiply
    1,503,768.20x = 2,075,008.16 × 859,230.12
  4. Step 4: Simplify right side
    1,503,768.20x = 1,782,909,510,317.78
  5. Step 5: Solve for x
    x = 1,782,909,510,317.78/1,503,768.20
  6. Step 6: Final answer
    x = 1,185,627.88

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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.