Home / 2,166,891.72-2,990,808.27-1,441,770

Finding the Fourth Proportional to 2,166,891.72, 2,990,808.27 and 1,441,770

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Solution

The fourth proportional to 2,166,891.72, 2,990,808.27 and 1,441,770 is: 1,989,973.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,166,891.72 : 2,990,808.27 = 1,441,770 : x
  2. Step 2: Convert to fraction form
    2,166,891.72/2,990,808.27 = 1,441,770/x
  3. Step 3: Cross multiply
    2,166,891.72x = 2,990,808.27 × 1,441,770
  4. Step 4: Simplify right side
    2,166,891.72x = 4,312,057,639,437.90
  5. Step 5: Solve for x
    x = 4,312,057,639,437.90/2,166,891.72
  6. Step 6: Final answer
    x = 1,989,973.75

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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.