Home / 1,522,030.32-2,100,396.60-877,447.44

Finding the Fourth Proportional to 1,522,030.32, 2,100,396.60 and 877,447.44

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Solution

The fourth proportional to 1,522,030.32, 2,100,396.60 and 877,447.44 is: 1,210,874.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,522,030.32 : 2,100,396.60 = 877,447.44 : x
  2. Step 2: Convert to fraction form
    1,522,030.32/2,100,396.60 = 877,447.44/x
  3. Step 3: Cross multiply
    1,522,030.32x = 2,100,396.60 × 877,447.44
  4. Step 4: Simplify right side
    1,522,030.32x = 1,842,987,619,654.70
  5. Step 5: Solve for x
    x = 1,842,987,619,654.70/1,522,030.32
  6. Step 6: Final answer
    x = 1,210,874.45

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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.