Home / 2,811,913.63-3,879,342.23-1,634,316.85

Finding the Fourth Proportional to 2,811,913.63, 3,879,342.23 and 1,634,316.85

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Solution

The fourth proportional to 2,811,913.63, 3,879,342.23 and 1,634,316.85 is: 2,254,718.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,811,913.63 : 3,879,342.23 = 1,634,316.85 : x
  2. Step 2: Convert to fraction form
    2,811,913.63/3,879,342.23 = 1,634,316.85/x
  3. Step 3: Cross multiply
    2,811,913.63x = 3,879,342.23 × 1,634,316.85
  4. Step 4: Simplify right side
    2,811,913.63x = 6,340,074,373,405.58
  5. Step 5: Solve for x
    x = 6,340,074,373,405.58/2,811,913.63
  6. Step 6: Final answer
    x = 2,254,718.75

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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.