Home / 3,412,899.06-4,709,772.72-1,864,161.72

Finding the Fourth Proportional to 3,412,899.06, 4,709,772.72 and 1,864,161.72

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Solution

The fourth proportional to 3,412,899.06, 4,709,772.72 and 1,864,161.72 is: 2,572,527.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,412,899.06 : 4,709,772.72 = 1,864,161.72 : x
  2. Step 2: Convert to fraction form
    3,412,899.06/4,709,772.72 = 1,864,161.72/x
  3. Step 3: Cross multiply
    3,412,899.06x = 4,709,772.72 × 1,864,161.72
  4. Step 4: Simplify right side
    3,412,899.06x = 8,779,777,996,035.09
  5. Step 5: Solve for x
    x = 8,779,777,996,035.09/3,412,899.06
  6. Step 6: Final answer
    x = 2,572,527.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.