Home / 1,010,075.64-1,392,774.13-825,738.87

Finding the Fourth Proportional to 1,010,075.64, 1,392,774.13 and 825,738.87

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Solution

The fourth proportional to 1,010,075.64, 1,392,774.13 and 825,738.87 is: 1,138,595.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,075.64 : 1,392,774.13 = 825,738.87 : x
  2. Step 2: Convert to fraction form
    1,010,075.64/1,392,774.13 = 825,738.87/x
  3. Step 3: Cross multiply
    1,010,075.64x = 1,392,774.13 × 825,738.87
  4. Step 4: Simplify right side
    1,010,075.64x = 1,150,067,736,271.43
  5. Step 5: Solve for x
    x = 1,150,067,736,271.43/1,010,075.64
  6. Step 6: Final answer
    x = 1,138,595.66

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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.