Home / 2,148,345.35-2,964,745.95-1,230,573.98

Finding the Fourth Proportional to 2,148,345.35, 2,964,745.95 and 1,230,573.98

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Solution

The fourth proportional to 2,148,345.35, 2,964,745.95 and 1,230,573.98 is: 1,698,208.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,148,345.35 : 2,964,745.95 = 1,230,573.98 : x
  2. Step 2: Convert to fraction form
    2,148,345.35/2,964,745.95 = 1,230,573.98/x
  3. Step 3: Cross multiply
    2,148,345.35x = 2,964,745.95 × 1,230,573.98
  4. Step 4: Simplify right side
    2,148,345.35x = 3,648,339,223,380.38
  5. Step 5: Solve for x
    x = 3,648,339,223,380.38/2,148,345.35
  6. Step 6: Final answer
    x = 1,698,208.92

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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.