Home / 1,300,336.45-1,950,504.68-1,281,674.05

Finding the Fourth Proportional to 1,300,336.45, 1,950,504.68 and 1,281,674.05

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Solution

The fourth proportional to 1,300,336.45, 1,950,504.68 and 1,281,674.05 is: 1,922,511.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300,336.45 : 1,950,504.68 = 1,281,674.05 : x
  2. Step 2: Convert to fraction form
    1,300,336.45/1,950,504.68 = 1,281,674.05/x
  3. Step 3: Cross multiply
    1,300,336.45x = 1,950,504.68 × 1,281,674.05
  4. Step 4: Simplify right side
    1,300,336.45x = 2,499,911,226,351.18
  5. Step 5: Solve for x
    x = 2,499,911,226,351.18/1,300,336.45
  6. Step 6: Final answer
    x = 1,922,511.08

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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.