Home / 1,169,129.43-1,611,939.37-893,828.46

Finding the Fourth Proportional to 1,169,129.43, 1,611,939.37 and 893,828.46

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Solution

The fourth proportional to 1,169,129.43, 1,611,939.37 and 893,828.46 is: 1,232,367.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,169,129.43 : 1,611,939.37 = 893,828.46 : x
  2. Step 2: Convert to fraction form
    1,169,129.43/1,611,939.37 = 893,828.46/x
  3. Step 3: Cross multiply
    1,169,129.43x = 1,611,939.37 × 893,828.46
  4. Step 4: Simplify right side
    1,169,129.43x = 1,440,797,282,623.46
  5. Step 5: Solve for x
    x = 1,440,797,282,623.46/1,169,129.43
  6. Step 6: Final answer
    x = 1,232,367.64

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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.