Home / 2,984,453.86-4,477,212.71-1,388,818.66

Finding the Fourth Proportional to 2,984,453.86, 4,477,212.71 and 1,388,818.66

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Solution

The fourth proportional to 2,984,453.86, 4,477,212.71 and 1,388,818.66 is: 2,083,475.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,984,453.86 : 4,477,212.71 = 1,388,818.66 : x
  2. Step 2: Convert to fraction form
    2,984,453.86/4,477,212.71 = 1,388,818.66/x
  3. Step 3: Cross multiply
    2,984,453.86x = 4,477,212.71 × 1,388,818.66
  4. Step 4: Simplify right side
    2,984,453.86x = 6,218,036,556,437.17
  5. Step 5: Solve for x
    x = 6,218,036,556,437.17/2,984,453.86
  6. Step 6: Final answer
    x = 2,083,475.52

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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.