Home / 1,208,537.91-1,811,173.86-460,175.67

Finding the Fourth Proportional to 1,208,537.91, 1,811,173.86 and 460,175.67

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Solution

The fourth proportional to 1,208,537.91, 1,811,173.86 and 460,175.67 is: 689,641.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,208,537.91 : 1,811,173.86 = 460,175.67 : x
  2. Step 2: Convert to fraction form
    1,208,537.91/1,811,173.86 = 460,175.67/x
  3. Step 3: Cross multiply
    1,208,537.91x = 1,811,173.86 × 460,175.67
  4. Step 4: Simplify right side
    1,208,537.91x = 833,458,144,511.99
  5. Step 5: Solve for x
    x = 833,458,144,511.99/1,208,537.91
  6. Step 6: Final answer
    x = 689,641.70

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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.