Home / 1,438,302.80-2,156,676.60-596,939.60

Finding the Fourth Proportional to 1,438,302.80, 2,156,676.60 and 596,939.60

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Solution

The fourth proportional to 1,438,302.80, 2,156,676.60 and 596,939.60 is: 895,086.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,438,302.80 : 2,156,676.60 = 596,939.60 : x
  2. Step 2: Convert to fraction form
    1,438,302.80/2,156,676.60 = 596,939.60/x
  3. Step 3: Cross multiply
    1,438,302.80x = 2,156,676.60 × 596,939.60
  4. Step 4: Simplify right side
    1,438,302.80x = 1,287,405,666,933.36
  5. Step 5: Solve for x
    x = 1,287,405,666,933.36/1,438,302.80
  6. Step 6: Final answer
    x = 895,086.67

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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.