Home / 1,972,428.30-2,958,642.45-1,573,847.55

Finding the Fourth Proportional to 1,972,428.30, 2,958,642.45 and 1,573,847.55

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Solution

The fourth proportional to 1,972,428.30, 2,958,642.45 and 1,573,847.55 is: 2,360,771.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,972,428.30 : 2,958,642.45 = 1,573,847.55 : x
  2. Step 2: Convert to fraction form
    1,972,428.30/2,958,642.45 = 1,573,847.55/x
  3. Step 3: Cross multiply
    1,972,428.30x = 2,958,642.45 × 1,573,847.55
  4. Step 4: Simplify right side
    1,972,428.30x = 4,656,452,171,258.50
  5. Step 5: Solve for x
    x = 4,656,452,171,258.50/1,972,428.30
  6. Step 6: Final answer
    x = 2,360,771.33

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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.