Home / 1,307,779.38-1,961,985.24-454,727.88

Finding the Fourth Proportional to 1,307,779.38, 1,961,985.24 and 454,727.88

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Solution

The fourth proportional to 1,307,779.38, 1,961,985.24 and 454,727.88 is: 682,201.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,307,779.38 : 1,961,985.24 = 454,727.88 : x
  2. Step 2: Convert to fraction form
    1,307,779.38/1,961,985.24 = 454,727.88/x
  3. Step 3: Cross multiply
    1,307,779.38x = 1,961,985.24 × 454,727.88
  4. Step 4: Simplify right side
    1,307,779.38x = 892,169,388,776.49
  5. Step 5: Solve for x
    x = 892,169,388,776.49/1,307,779.38
  6. Step 6: Final answer
    x = 682,201.76

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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.