Home / 1,688,193.33-2,329,928.66-962,874.78

Finding the Fourth Proportional to 1,688,193.33, 2,329,928.66 and 962,874.78

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Solution

The fourth proportional to 1,688,193.33, 2,329,928.66 and 962,874.78 is: 1,328,893.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,688,193.33 : 2,329,928.66 = 962,874.78 : x
  2. Step 2: Convert to fraction form
    1,688,193.33/2,329,928.66 = 962,874.78/x
  3. Step 3: Cross multiply
    1,688,193.33x = 2,329,928.66 × 962,874.78
  4. Step 4: Simplify right side
    1,688,193.33x = 2,243,429,535,274.00
  5. Step 5: Solve for x
    x = 2,243,429,535,274.00/1,688,193.33
  6. Step 6: Final answer
    x = 1,328,893.73

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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.