Home / 2,075,235.12-3,112,948.08-635,815.44

Finding the Fourth Proportional to 2,075,235.12, 3,112,948.08 and 635,815.44

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Solution

The fourth proportional to 2,075,235.12, 3,112,948.08 and 635,815.44 is: 953,752.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,075,235.12 : 3,112,948.08 = 635,815.44 : x
  2. Step 2: Convert to fraction form
    2,075,235.12/3,112,948.08 = 635,815.44/x
  3. Step 3: Cross multiply
    2,075,235.12x = 3,112,948.08 × 635,815.44
  4. Step 4: Simplify right side
    2,075,235.12x = 1,979,260,453,182.36
  5. Step 5: Solve for x
    x = 1,979,260,453,182.36/2,075,235.12
  6. Step 6: Final answer
    x = 953,752.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.