Home / 1,196,835.90-1,651,778.74-874,384.62

Finding the Fourth Proportional to 1,196,835.90, 1,651,778.74 and 874,384.62

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Solution

The fourth proportional to 1,196,835.90, 1,651,778.74 and 874,384.62 is: 1,206,756.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,196,835.90 : 1,651,778.74 = 874,384.62 : x
  2. Step 2: Convert to fraction form
    1,196,835.90/1,651,778.74 = 874,384.62/x
  3. Step 3: Cross multiply
    1,196,835.90x = 1,651,778.74 × 874,384.62
  4. Step 4: Simplify right side
    1,196,835.90x = 1,444,289,925,898.98
  5. Step 5: Solve for x
    x = 1,444,289,925,898.98/1,196,835.90
  6. Step 6: Final answer
    x = 1,206,756.85

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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.