Home / 1,641,683.87-2,265,732.73-953,218.67

Finding the Fourth Proportional to 1,641,683.87, 2,265,732.73 and 953,218.67

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Solution

The fourth proportional to 1,641,683.87, 2,265,732.73 and 953,218.67 is: 1,315,563.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,641,683.87 : 2,265,732.73 = 953,218.67 : x
  2. Step 2: Convert to fraction form
    1,641,683.87/2,265,732.73 = 953,218.67/x
  3. Step 3: Cross multiply
    1,641,683.87x = 2,265,732.73 × 953,218.67
  4. Step 4: Simplify right side
    1,641,683.87x = 2,159,738,742,073.68
  5. Step 5: Solve for x
    x = 2,159,738,742,073.68/1,641,683.87
  6. Step 6: Final answer
    x = 1,315,563.11

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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.