Home / 1,281,664.92-1,916,666.06-957,682.74

Finding the Fourth Proportional to 1,281,664.92, 1,916,666.06 and 957,682.74

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Solution

The fourth proportional to 1,281,664.92, 1,916,666.06 and 957,682.74 is: 1,432,166.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,281,664.92 : 1,916,666.06 = 957,682.74 : x
  2. Step 2: Convert to fraction form
    1,281,664.92/1,916,666.06 = 957,682.74/x
  3. Step 3: Cross multiply
    1,281,664.92x = 1,916,666.06 × 957,682.74
  4. Step 4: Simplify right side
    1,281,664.92x = 1,835,558,004,005.80
  5. Step 5: Solve for x
    x = 1,835,558,004,005.80/1,281,664.92
  6. Step 6: Final answer
    x = 1,432,166.84

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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.