Home / 1,581,918.26-2,183,036.27-856,749.35

Finding the Fourth Proportional to 1,581,918.26, 2,183,036.27 and 856,749.35

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Solution

The fourth proportional to 1,581,918.26, 2,183,036.27 and 856,749.35 is: 1,182,308.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,581,918.26 : 2,183,036.27 = 856,749.35 : x
  2. Step 2: Convert to fraction form
    1,581,918.26/2,183,036.27 = 856,749.35/x
  3. Step 3: Cross multiply
    1,581,918.26x = 2,183,036.27 × 856,749.35
  4. Step 4: Simplify right side
    1,581,918.26x = 1,870,314,906,522.77
  5. Step 5: Solve for x
    x = 1,870,314,906,522.77/1,581,918.26
  6. Step 6: Final answer
    x = 1,182,308.19

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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.