Home / 2,255,244.12-3,109,226.12-1,791,636.26

Finding the Fourth Proportional to 2,255,244.12, 3,109,226.12 and 1,791,636.26

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Solution

The fourth proportional to 2,255,244.12, 3,109,226.12 and 1,791,636.26 is: 2,470,066.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,255,244.12 : 3,109,226.12 = 1,791,636.26 : x
  2. Step 2: Convert to fraction form
    2,255,244.12/3,109,226.12 = 1,791,636.26/x
  3. Step 3: Cross multiply
    2,255,244.12x = 3,109,226.12 × 1,791,636.26
  4. Step 4: Simplify right side
    2,255,244.12x = 5,570,602,257,131.11
  5. Step 5: Solve for x
    x = 5,570,602,257,131.11/2,255,244.12
  6. Step 6: Final answer
    x = 2,470,066.19

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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.