Home / 1,544,316.96-2,131,178.40-865,238.88

Finding the Fourth Proportional to 1,544,316.96, 2,131,178.40 and 865,238.88

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Solution

The fourth proportional to 1,544,316.96, 2,131,178.40 and 865,238.88 is: 1,194,041.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,544,316.96 : 2,131,178.40 = 865,238.88 : x
  2. Step 2: Convert to fraction form
    1,544,316.96/2,131,178.40 = 865,238.88/x
  3. Step 3: Cross multiply
    1,544,316.96x = 2,131,178.40 × 865,238.88
  4. Step 4: Simplify right side
    1,544,316.96x = 1,843,978,411,896.19
  5. Step 5: Solve for x
    x = 1,843,978,411,896.19/1,544,316.96
  6. Step 6: Final answer
    x = 1,194,041.42

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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.