Home / 2,166,012.15-2,988,983.12-1,185,763.26

Finding the Fourth Proportional to 2,166,012.15, 2,988,983.12 and 1,185,763.26

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Solution

The fourth proportional to 2,166,012.15, 2,988,983.12 and 1,185,763.26 is: 1,636,291.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,166,012.15 : 2,988,983.12 = 1,185,763.26 : x
  2. Step 2: Convert to fraction form
    2,166,012.15/2,988,983.12 = 1,185,763.26/x
  3. Step 3: Cross multiply
    2,166,012.15x = 2,988,983.12 × 1,185,763.26
  4. Step 4: Simplify right side
    2,166,012.15x = 3,544,226,362,527.36
  5. Step 5: Solve for x
    x = 3,544,226,362,527.36/2,166,012.15
  6. Step 6: Final answer
    x = 1,636,291.08

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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.