Home / 1,036,999.67-1,555,500.45-289,045.67

Finding the Fourth Proportional to 1,036,999.67, 1,555,500.45 and 289,045.67

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Solution

The fourth proportional to 1,036,999.67, 1,555,500.45 and 289,045.67 is: 433,568.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,999.67 : 1,555,500.45 = 289,045.67 : x
  2. Step 2: Convert to fraction form
    1,036,999.67/1,555,500.45 = 289,045.67/x
  3. Step 3: Cross multiply
    1,036,999.67x = 1,555,500.45 × 289,045.67
  4. Step 4: Simplify right side
    1,036,999.67x = 449,610,669,755.55
  5. Step 5: Solve for x
    x = 449,610,669,755.55/1,036,999.67
  6. Step 6: Final answer
    x = 433,568.77

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1.5x scale

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.