Home / 1,014,263.57-1,399,621.82-555,383.59

Finding the Fourth Proportional to 1,014,263.57, 1,399,621.82 and 555,383.59

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Solution

The fourth proportional to 1,014,263.57, 1,399,621.82 and 555,383.59 is: 766,395.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,263.57 : 1,399,621.82 = 555,383.59 : x
  2. Step 2: Convert to fraction form
    1,014,263.57/1,399,621.82 = 555,383.59/x
  3. Step 3: Cross multiply
    1,014,263.57x = 1,399,621.82 × 555,383.59
  4. Step 4: Simplify right side
    1,014,263.57x = 777,326,984,757.96
  5. Step 5: Solve for x
    x = 777,326,984,757.96/1,014,263.57
  6. Step 6: Final answer
    x = 766,395.45

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1.5x scale

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.