Home / 1,503,786.87-2,075,335.83-859,193.12

Finding the Fourth Proportional to 1,503,786.87, 2,075,335.83 and 859,193.12

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Solution

The fourth proportional to 1,503,786.87, 2,075,335.83 and 859,193.12 is: 1,185,749.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,503,786.87 : 2,075,335.83 = 859,193.12 : x
  2. Step 2: Convert to fraction form
    1,503,786.87/2,075,335.83 = 859,193.12/x
  3. Step 3: Cross multiply
    1,503,786.87x = 2,075,335.83 × 859,193.12
  4. Step 4: Simplify right side
    1,503,786.87x = 1,783,114,272,013.83
  5. Step 5: Solve for x
    x = 1,783,114,272,013.83/1,503,786.87
  6. Step 6: Final answer
    x = 1,185,749.33

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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.