Home / 1,191,172.94-1,786,866.48-338,252.96

Finding the Fourth Proportional to 1,191,172.94, 1,786,866.48 and 338,252.96

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Solution

The fourth proportional to 1,191,172.94, 1,786,866.48 and 338,252.96 is: 507,409.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,191,172.94 : 1,786,866.48 = 338,252.96 : x
  2. Step 2: Convert to fraction form
    1,191,172.94/1,786,866.48 = 338,252.96/x
  3. Step 3: Cross multiply
    1,191,172.94x = 1,786,866.48 × 338,252.96
  4. Step 4: Simplify right side
    1,191,172.94x = 604,412,880,451.95
  5. Step 5: Solve for x
    x = 604,412,880,451.95/1,191,172.94
  6. Step 6: Final answer
    x = 507,409.85

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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.