Home / 2,116,055.93-3,168,695.55-1,394,209.19

Finding the Fourth Proportional to 2,116,055.93, 3,168,695.55 and 1,394,209.19

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Solution

The fourth proportional to 2,116,055.93, 3,168,695.55 and 1,394,209.19 is: 2,087,763.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,116,055.93 : 3,168,695.55 = 1,394,209.19 : x
  2. Step 2: Convert to fraction form
    2,116,055.93/3,168,695.55 = 1,394,209.19/x
  3. Step 3: Cross multiply
    2,116,055.93x = 3,168,695.55 × 1,394,209.19
  4. Step 4: Simplify right side
    2,116,055.93x = 4,417,824,440,278.63
  5. Step 5: Solve for x
    x = 4,417,824,440,278.63/2,116,055.93
  6. Step 6: Final answer
    x = 2,087,763.55

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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.