Home / 2,951,128.58-4,421,297.96-2,139,502.90

Finding the Fourth Proportional to 2,951,128.58, 4,421,297.96 and 2,139,502.90

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Solution

The fourth proportional to 2,951,128.58, 4,421,297.96 and 2,139,502.90 is: 3,205,343.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,951,128.58 : 4,421,297.96 = 2,139,502.90 : x
  2. Step 2: Convert to fraction form
    2,951,128.58/4,421,297.96 = 2,139,502.90/x
  3. Step 3: Cross multiply
    2,951,128.58x = 4,421,297.96 × 2,139,502.90
  4. Step 4: Simplify right side
    2,951,128.58x = 9,459,379,807,184.08
  5. Step 5: Solve for x
    x = 9,459,379,807,184.08/2,951,128.58
  6. Step 6: Final answer
    x = 3,205,343.16

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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.