Home / 5,519,651.45-8,280,560.34-1,925,535.65

Finding the Fourth Proportional to 5,519,651.45, 8,280,560.34 and 1,925,535.65

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Solution

The fourth proportional to 5,519,651.45, 8,280,560.34 and 1,925,535.65 is: 2,888,681.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,519,651.45 : 8,280,560.34 = 1,925,535.65 : x
  2. Step 2: Convert to fraction form
    5,519,651.45/8,280,560.34 = 1,925,535.65/x
  3. Step 3: Cross multiply
    5,519,651.45x = 8,280,560.34 × 1,925,535.65
  4. Step 4: Simplify right side
    5,519,651.45x = 15,944,514,095,243.32
  5. Step 5: Solve for x
    x = 15,944,514,095,243.32/5,519,651.45
  6. Step 6: Final answer
    x = 2,888,681.33

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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.