Home / 1,726,682.60-2,589,999.60-780,051.80

Finding the Fourth Proportional to 1,726,682.60, 2,589,999.60 and 780,051.80

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Solution

The fourth proportional to 1,726,682.60, 2,589,999.60 and 780,051.80 is: 1,170,066.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,726,682.60 : 2,589,999.60 = 780,051.80 : x
  2. Step 2: Convert to fraction form
    1,726,682.60/2,589,999.60 = 780,051.80/x
  3. Step 3: Cross multiply
    1,726,682.60x = 2,589,999.60 × 780,051.80
  4. Step 4: Simplify right side
    1,726,682.60x = 2,020,333,849,979.28
  5. Step 5: Solve for x
    x = 2,020,333,849,979.28/1,726,682.60
  6. Step 6: Final answer
    x = 1,170,066.72

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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.