Home / 3,127,526.87-4,313,761.64-2,870,234.86

Finding the Fourth Proportional to 3,127,526.87, 4,313,761.64 and 2,870,234.86

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Solution

The fourth proportional to 3,127,526.87, 4,313,761.64 and 2,870,234.86 is: 3,958,881.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,127,526.87 : 4,313,761.64 = 2,870,234.86 : x
  2. Step 2: Convert to fraction form
    3,127,526.87/4,313,761.64 = 2,870,234.86/x
  3. Step 3: Cross multiply
    3,127,526.87x = 4,313,761.64 × 2,870,234.86
  4. Step 4: Simplify right side
    3,127,526.87x = 12,381,509,036,858.77
  5. Step 5: Solve for x
    x = 12,381,509,036,858.77/3,127,526.87
  6. Step 6: Final answer
    x = 3,958,881.75

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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.