Home / 1,790,156.76-2,685,629.70-779,440.92

Finding the Fourth Proportional to 1,790,156.76, 2,685,629.70 and 779,440.92

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Solution

The fourth proportional to 1,790,156.76, 2,685,629.70 and 779,440.92 is: 1,169,333.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,790,156.76 : 2,685,629.70 = 779,440.92 : x
  2. Step 2: Convert to fraction form
    1,790,156.76/2,685,629.70 = 779,440.92/x
  3. Step 3: Cross multiply
    1,790,156.76x = 2,685,629.70 × 779,440.92
  4. Step 4: Simplify right side
    1,790,156.76x = 2,093,289,684,147.32
  5. Step 5: Solve for x
    x = 2,093,289,684,147.32/1,790,156.76
  6. Step 6: Final answer
    x = 1,169,333.17

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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.