Home / 1,135,906.64-1,567,555.64-619,671.57

Finding the Fourth Proportional to 1,135,906.64, 1,567,555.64 and 619,671.57

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Solution

The fourth proportional to 1,135,906.64, 1,567,555.64 and 619,671.57 is: 855,149.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,906.64 : 1,567,555.64 = 619,671.57 : x
  2. Step 2: Convert to fraction form
    1,135,906.64/1,567,555.64 = 619,671.57/x
  3. Step 3: Cross multiply
    1,135,906.64x = 1,567,555.64 × 619,671.57
  4. Step 4: Simplify right side
    1,135,906.64x = 971,369,657,848.23
  5. Step 5: Solve for x
    x = 971,369,657,848.23/1,135,906.64
  6. Step 6: Final answer
    x = 855,149.20

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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.