Home / 2,075,250.12-3,112,970.58-635,830.44

Finding the Fourth Proportional to 2,075,250.12, 3,112,970.58 and 635,830.44

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Solution

The fourth proportional to 2,075,250.12, 3,112,970.58 and 635,830.44 is: 953,774.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,075,250.12 : 3,112,970.58 = 635,830.44 : x
  2. Step 2: Convert to fraction form
    2,075,250.12/3,112,970.58 = 635,830.44/x
  3. Step 3: Cross multiply
    2,075,250.12x = 3,112,970.58 × 635,830.44
  4. Step 4: Simplify right side
    2,075,250.12x = 1,979,321,453,588.46
  5. Step 5: Solve for x
    x = 1,979,321,453,588.46/2,075,250.12
  6. Step 6: Final answer
    x = 953,774.89

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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.