Home / 1,294,847.14-1,938,506.32-753,453.42

Finding the Fourth Proportional to 1,294,847.14, 1,938,506.32 and 753,453.42

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Solution

The fourth proportional to 1,294,847.14, 1,938,506.32 and 753,453.42 is: 1,127,989.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294,847.14 : 1,938,506.32 = 753,453.42 : x
  2. Step 2: Convert to fraction form
    1,294,847.14/1,938,506.32 = 753,453.42/x
  3. Step 3: Cross multiply
    1,294,847.14x = 1,938,506.32 × 753,453.42
  4. Step 4: Simplify right side
    1,294,847.14x = 1,460,574,203,035.82
  5. Step 5: Solve for x
    x = 1,460,574,203,035.82/1,294,847.14
  6. Step 6: Final answer
    x = 1,127,989.68

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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.