Home / 4,986,148.47-7,477,603.44-1,911,977.65

Finding the Fourth Proportional to 4,986,148.47, 7,477,603.44 and 1,911,977.65

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Solution

The fourth proportional to 4,986,148.47, 7,477,603.44 and 1,911,977.65 is: 2,867,345.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,986,148.47 : 7,477,603.44 = 1,911,977.65 : x
  2. Step 2: Convert to fraction form
    4,986,148.47/7,477,603.44 = 1,911,977.65/x
  3. Step 3: Cross multiply
    4,986,148.47x = 7,477,603.44 × 1,911,977.65
  4. Step 4: Simplify right side
    4,986,148.47x = 14,297,010,652,843.12
  5. Step 5: Solve for x
    x = 14,297,010,652,843.12/4,986,148.47
  6. Step 6: Final answer
    x = 2,867,345.56

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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.