Home / 4,815,907.68-7,224,608.75-1,620,784.52

Finding the Fourth Proportional to 4,815,907.68, 7,224,608.75 and 1,620,784.52

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Solution

The fourth proportional to 4,815,907.68, 7,224,608.75 and 1,620,784.52 is: 2,431,428.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,815,907.68 : 7,224,608.75 = 1,620,784.52 : x
  2. Step 2: Convert to fraction form
    4,815,907.68/7,224,608.75 = 1,620,784.52/x
  3. Step 3: Cross multiply
    4,815,907.68x = 7,224,608.75 × 1,620,784.52
  4. Step 4: Simplify right side
    4,815,907.68x = 11,709,533,980,829.58
  5. Step 5: Solve for x
    x = 11,709,533,980,829.58/4,815,907.68
  6. Step 6: Final answer
    x = 2,431,428.25

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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.