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Finding the Fourth Proportional to 5,707,867.88, 8,562,267.74 and 2,866,518.76

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Solution

The fourth proportional to 5,707,867.88, 8,562,267.74 and 2,866,518.76 is: 4,300,012.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,707,867.88 : 8,562,267.74 = 2,866,518.76 : x
  2. Step 2: Convert to fraction form
    5,707,867.88/8,562,267.74 = 2,866,518.76/x
  3. Step 3: Cross multiply
    5,707,867.88x = 8,562,267.74 × 2,866,518.76
  4. Step 4: Simplify right side
    5,707,867.88x = 24,543,901,104,852.80
  5. Step 5: Solve for x
    x = 24,543,901,104,852.80/5,707,867.88
  6. Step 6: Final answer
    x = 4,300,012.13

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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.