Home / 1,511,291.20-2,266,407.60-446,051.20

Finding the Fourth Proportional to 1,511,291.20, 2,266,407.60 and 446,051.20

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Solution

The fourth proportional to 1,511,291.20, 2,266,407.60 and 446,051.20 is: 668,920.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,511,291.20 : 2,266,407.60 = 446,051.20 : x
  2. Step 2: Convert to fraction form
    1,511,291.20/2,266,407.60 = 446,051.20/x
  3. Step 3: Cross multiply
    1,511,291.20x = 2,266,407.60 × 446,051.20
  4. Step 4: Simplify right side
    1,511,291.20x = 1,010,933,829,669.12
  5. Step 5: Solve for x
    x = 1,010,933,829,669.12/1,511,291.20
  6. Step 6: Final answer
    x = 668,920.61

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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.