Home / 1,135,985.11-1,567,663.85-619,750.59

Finding the Fourth Proportional to 1,135,985.11, 1,567,663.85 and 619,750.59

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Solution

The fourth proportional to 1,135,985.11, 1,567,663.85 and 619,750.59 is: 855,258.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,985.11 : 1,567,663.85 = 619,750.59 : x
  2. Step 2: Convert to fraction form
    1,135,985.11/1,567,663.85 = 619,750.59/x
  3. Step 3: Cross multiply
    1,135,985.11x = 1,567,663.85 × 619,750.59
  4. Step 4: Simplify right side
    1,135,985.11x = 971,560,598,704.87
  5. Step 5: Solve for x
    x = 971,560,598,704.87/1,135,985.11
  6. Step 6: Final answer
    x = 855,258.22

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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.