Home / 2,110,991.22-2,913,166.62-1,239,653.16

Finding the Fourth Proportional to 2,110,991.22, 2,913,166.62 and 1,239,653.16

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Solution

The fourth proportional to 2,110,991.22, 2,913,166.62 and 1,239,653.16 is: 1,710,720.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,110,991.22 : 2,913,166.62 = 1,239,653.16 : x
  2. Step 2: Convert to fraction form
    2,110,991.22/2,913,166.62 = 1,239,653.16/x
  3. Step 3: Cross multiply
    2,110,991.22x = 2,913,166.62 × 1,239,653.16
  4. Step 4: Simplify right side
    2,110,991.22x = 3,611,316,206,089.52
  5. Step 5: Solve for x
    x = 3,611,316,206,089.52/2,110,991.22
  6. Step 6: Final answer
    x = 1,710,720.62

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Why These Related Problems?

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