Home / 1,135,967.82-1,567,633.47-619,721.75

Finding the Fourth Proportional to 1,135,967.82, 1,567,633.47 and 619,721.75

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Solution

The fourth proportional to 1,135,967.82, 1,567,633.47 and 619,721.75 is: 855,214.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,967.82 : 1,567,633.47 = 619,721.75 : x
  2. Step 2: Convert to fraction form
    1,135,967.82/1,567,633.47 = 619,721.75/x
  3. Step 3: Cross multiply
    1,135,967.82x = 1,567,633.47 × 619,721.75
  4. Step 4: Simplify right side
    1,135,967.82x = 971,496,549,548.81
  5. Step 5: Solve for x
    x = 971,496,549,548.81/1,135,967.82
  6. Step 6: Final answer
    x = 855,214.85

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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.