Home / 1,900,251.71-2,854,924.84-1,218,474.32

Finding the Fourth Proportional to 1,900,251.71, 2,854,924.84 and 1,218,474.32

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Solution

The fourth proportional to 1,900,251.71, 2,854,924.84 and 1,218,474.32 is: 1,830,627.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,900,251.71 : 2,854,924.84 = 1,218,474.32 : x
  2. Step 2: Convert to fraction form
    1,900,251.71/2,854,924.84 = 1,218,474.32/x
  3. Step 3: Cross multiply
    1,900,251.71x = 2,854,924.84 × 1,218,474.32
  4. Step 4: Simplify right side
    1,900,251.71x = 3,478,652,607,260.32
  5. Step 5: Solve for x
    x = 3,478,652,607,260.32/1,900,251.71
  6. Step 6: Final answer
    x = 1,830,627.27

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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.