Home / 1,909,631.09-2,635,238.30-1,050,191.25

Finding the Fourth Proportional to 1,909,631.09, 2,635,238.30 and 1,050,191.25

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Solution

The fourth proportional to 1,909,631.09, 2,635,238.30 and 1,050,191.25 is: 1,449,235.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,909,631.09 : 2,635,238.30 = 1,050,191.25 : x
  2. Step 2: Convert to fraction form
    1,909,631.09/2,635,238.30 = 1,050,191.25/x
  3. Step 3: Cross multiply
    1,909,631.09x = 2,635,238.30 × 1,050,191.25
  4. Step 4: Simplify right side
    1,909,631.09x = 2,767,504,199,073.92
  5. Step 5: Solve for x
    x = 2,767,504,199,073.92/1,909,631.09
  6. Step 6: Final answer
    x = 1,449,235.00

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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.