Home / 1,135,986.16-1,567,665.30-619,751.64

Finding the Fourth Proportional to 1,135,986.16, 1,567,665.30 and 619,751.64

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Solution

The fourth proportional to 1,135,986.16, 1,567,665.30 and 619,751.64 is: 855,259.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,986.16 : 1,567,665.30 = 619,751.64 : x
  2. Step 2: Convert to fraction form
    1,135,986.16/1,567,665.30 = 619,751.64/x
  3. Step 3: Cross multiply
    1,135,986.16x = 1,567,665.30 × 619,751.64
  4. Step 4: Simplify right side
    1,135,986.16x = 971,563,140,646.09
  5. Step 5: Solve for x
    x = 971,563,140,646.09/1,135,986.16
  6. Step 6: Final answer
    x = 855,259.66

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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.