Home / 2,627,378.51-3,625,780.34-1,420,154.51

Finding the Fourth Proportional to 2,627,378.51, 3,625,780.34 and 1,420,154.51

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Solution

The fourth proportional to 2,627,378.51, 3,625,780.34 and 1,420,154.51 is: 1,959,812.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,627,378.51 : 3,625,780.34 = 1,420,154.51 : x
  2. Step 2: Convert to fraction form
    2,627,378.51/3,625,780.34 = 1,420,154.51/x
  3. Step 3: Cross multiply
    2,627,378.51x = 3,625,780.34 × 1,420,154.51
  4. Step 4: Simplify right side
    2,627,378.51x = 5,149,168,295,019.56
  5. Step 5: Solve for x
    x = 5,149,168,295,019.56/2,627,378.51
  6. Step 6: Final answer
    x = 1,959,812.14

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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.