Home / 1,166,012.91-1,609,228.08-649,813.95

Finding the Fourth Proportional to 1,166,012.91, 1,609,228.08 and 649,813.95

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Solution

The fourth proportional to 1,166,012.91, 1,609,228.08 and 649,813.95 is: 896,815.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166,012.91 : 1,609,228.08 = 649,813.95 : x
  2. Step 2: Convert to fraction form
    1,166,012.91/1,609,228.08 = 649,813.95/x
  3. Step 3: Cross multiply
    1,166,012.91x = 1,609,228.08 × 649,813.95
  4. Step 4: Simplify right side
    1,166,012.91x = 1,045,698,855,115.72
  5. Step 5: Solve for x
    x = 1,045,698,855,115.72/1,166,012.91
  6. Step 6: Final answer
    x = 896,815.85

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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.