Home / 2,891,004.18-4,342,762.74-1,879,605.78

Finding the Fourth Proportional to 2,891,004.18, 4,342,762.74 and 1,879,605.78

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Solution

The fourth proportional to 2,891,004.18, 4,342,762.74 and 1,879,605.78 is: 2,823,476.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,891,004.18 : 4,342,762.74 = 1,879,605.78 : x
  2. Step 2: Convert to fraction form
    2,891,004.18/4,342,762.74 = 1,879,605.78/x
  3. Step 3: Cross multiply
    2,891,004.18x = 4,342,762.74 × 1,879,605.78
  4. Step 4: Simplify right side
    2,891,004.18x = 8,162,681,947,272.64
  5. Step 5: Solve for x
    x = 8,162,681,947,272.64/2,891,004.18
  6. Step 6: Final answer
    x = 2,823,476.36

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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.