Home / 1,180,185.98-1,627,784.82-812,779.79

Finding the Fourth Proportional to 1,180,185.98, 1,627,784.82 and 812,779.79

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Solution

The fourth proportional to 1,180,185.98, 1,627,784.82 and 812,779.79 is: 1,121,035.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180,185.98 : 1,627,784.82 = 812,779.79 : x
  2. Step 2: Convert to fraction form
    1,180,185.98/1,627,784.82 = 812,779.79/x
  3. Step 3: Cross multiply
    1,180,185.98x = 1,627,784.82 × 812,779.79
  4. Step 4: Simplify right side
    1,180,185.98x = 1,323,030,596,025.86
  5. Step 5: Solve for x
    x = 1,323,030,596,025.86/1,180,185.98
  6. Step 6: Final answer
    x = 1,121,035.69

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.