Home / 1,014,259.90-1,399,772.56-561,550.90

Finding the Fourth Proportional to 1,014,259.90, 1,399,772.56 and 561,550.90

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Solution

The fourth proportional to 1,014,259.90, 1,399,772.56 and 561,550.90 is: 774,992.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,259.90 : 1,399,772.56 = 561,550.90 : x
  2. Step 2: Convert to fraction form
    1,014,259.90/1,399,772.56 = 561,550.90/x
  3. Step 3: Cross multiply
    1,014,259.90x = 1,399,772.56 × 561,550.90
  4. Step 4: Simplify right side
    1,014,259.90x = 786,043,540,863.30
  5. Step 5: Solve for x
    x = 786,043,540,863.30/1,014,259.90
  6. Step 6: Final answer
    x = 774,992.23

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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.