Home / 1,036,640.40-1,430,074.68-606,654.48

Finding the Fourth Proportional to 1,036,640.40, 1,430,074.68 and 606,654.48

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Solution

The fourth proportional to 1,036,640.40, 1,430,074.68 and 606,654.48 is: 836,896.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,640.40 : 1,430,074.68 = 606,654.48 : x
  2. Step 2: Convert to fraction form
    1,036,640.40/1,430,074.68 = 606,654.48/x
  3. Step 3: Cross multiply
    1,036,640.40x = 1,430,074.68 × 606,654.48
  4. Step 4: Simplify right side
    1,036,640.40x = 867,561,211,356.57
  5. Step 5: Solve for x
    x = 867,561,211,356.57/1,036,640.40
  6. Step 6: Final answer
    x = 836,896.97

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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.