Home / 855,686.01-1,283,570.48-705,652.34

Finding the Fourth Proportional to 855,686.01, 1,283,570.48 and 705,652.34

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Solution

The fourth proportional to 855,686.01, 1,283,570.48 and 705,652.34 is: 1,058,512.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,686.01 : 1,283,570.48 = 705,652.34 : x
  2. Step 2: Convert to fraction form
    855,686.01/1,283,570.48 = 705,652.34/x
  3. Step 3: Cross multiply
    855,686.01x = 1,283,570.48 × 705,652.34
  4. Step 4: Simplify right side
    855,686.01x = 905,754,512,447.59
  5. Step 5: Solve for x
    x = 905,754,512,447.59/855,686.01
  6. Step 6: Final answer
    x = 1,058,512.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.