Home / 1,909,597.21-2,635,191.56-1,050,157.51

Finding the Fourth Proportional to 1,909,597.21, 2,635,191.56 and 1,050,157.51

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Solution

The fourth proportional to 1,909,597.21, 2,635,191.56 and 1,050,157.51 is: 1,449,188.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,909,597.21 : 2,635,191.56 = 1,050,157.51 : x
  2. Step 2: Convert to fraction form
    1,909,597.21/2,635,191.56 = 1,050,157.51/x
  3. Step 3: Cross multiply
    1,909,597.21x = 2,635,191.56 × 1,050,157.51
  4. Step 4: Simplify right side
    1,909,597.21x = 2,767,366,203,060.03
  5. Step 5: Solve for x
    x = 2,767,366,203,060.03/1,909,597.21
  6. Step 6: Final answer
    x = 1,449,188.44

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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.