Home / 1,861,888.32-2,793,051.14-663,980.96

Finding the Fourth Proportional to 1,861,888.32, 2,793,051.14 and 663,980.96

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Solution

The fourth proportional to 1,861,888.32, 2,793,051.14 and 663,980.96 is: 996,049.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,861,888.32 : 2,793,051.14 = 663,980.96 : x
  2. Step 2: Convert to fraction form
    1,861,888.32/2,793,051.14 = 663,980.96/x
  3. Step 3: Cross multiply
    1,861,888.32x = 2,793,051.14 × 663,980.96
  4. Step 4: Simplify right side
    1,861,888.32x = 1,854,532,777,266.29
  5. Step 5: Solve for x
    x = 1,854,532,777,266.29/1,861,888.32
  6. Step 6: Final answer
    x = 996,049.42

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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.