Home / 1,939,162.13-2,908,941.83-742,091.27

Finding the Fourth Proportional to 1,939,162.13, 2,908,941.83 and 742,091.27

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Solution

The fourth proportional to 1,939,162.13, 2,908,941.83 and 742,091.27 is: 1,113,212.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,939,162.13 : 2,908,941.83 = 742,091.27 : x
  2. Step 2: Convert to fraction form
    1,939,162.13/2,908,941.83 = 742,091.27/x
  3. Step 3: Cross multiply
    1,939,162.13x = 2,908,941.83 × 742,091.27
  4. Step 4: Simplify right side
    1,939,162.13x = 2,158,700,333,270.37
  5. Step 5: Solve for x
    x = 2,158,700,333,270.37/1,939,162.13
  6. Step 6: Final answer
    x = 1,113,212.92

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.