Home / 2,879,031.20-4,315,980.12-1,458,356

Finding the Fourth Proportional to 2,879,031.20, 4,315,980.12 and 1,458,356

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Solution

The fourth proportional to 2,879,031.20, 4,315,980.12 and 1,458,356 is: 2,186,233.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,879,031.20 : 4,315,980.12 = 1,458,356 : x
  2. Step 2: Convert to fraction form
    2,879,031.20/4,315,980.12 = 1,458,356/x
  3. Step 3: Cross multiply
    2,879,031.20x = 4,315,980.12 × 1,458,356
  4. Step 4: Simplify right side
    2,879,031.20x = 6,294,235,503,882.72
  5. Step 5: Solve for x
    x = 6,294,235,503,882.72/2,879,031.20
  6. Step 6: Final answer
    x = 2,186,233.86

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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.