Home / 1,729,215.90-2,386,218.96-965,317.86

Finding the Fourth Proportional to 1,729,215.90, 2,386,218.96 and 965,317.86

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Solution

The fourth proportional to 1,729,215.90, 2,386,218.96 and 965,317.86 is: 1,332,083.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,729,215.90 : 2,386,218.96 = 965,317.86 : x
  2. Step 2: Convert to fraction form
    1,729,215.90/2,386,218.96 = 965,317.86/x
  3. Step 3: Cross multiply
    1,729,215.90x = 2,386,218.96 × 965,317.86
  4. Step 4: Simplify right side
    1,729,215.90x = 2,303,459,779,958.63
  5. Step 5: Solve for x
    x = 2,303,459,779,958.63/1,729,215.90
  6. Step 6: Final answer
    x = 1,332,083.39

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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.