Home / 1,958,091.22-2,939,284.77-1,555,869.07

Finding the Fourth Proportional to 1,958,091.22, 2,939,284.77 and 1,555,869.07

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Solution

The fourth proportional to 1,958,091.22, 2,939,284.77 and 1,555,869.07 is: 2,335,510.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,958,091.22 : 2,939,284.77 = 1,555,869.07 : x
  2. Step 2: Convert to fraction form
    1,958,091.22/2,939,284.77 = 1,555,869.07/x
  3. Step 3: Cross multiply
    1,958,091.22x = 2,939,284.77 × 1,555,869.07
  4. Step 4: Simplify right side
    1,958,091.22x = 4,573,142,261,565.06
  5. Step 5: Solve for x
    x = 4,573,142,261,565.06/1,958,091.22
  6. Step 6: Final answer
    x = 2,335,510.32

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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.