Home / 1,014,305.25-1,399,785-561,596.25

Finding the Fourth Proportional to 1,014,305.25, 1,399,785 and 561,596.25

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Solution

The fourth proportional to 1,014,305.25, 1,399,785 and 561,596.25 is: 775,027.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,305.25 : 1,399,785 = 561,596.25 : x
  2. Step 2: Convert to fraction form
    1,014,305.25/1,399,785 = 561,596.25/x
  3. Step 3: Cross multiply
    1,014,305.25x = 1,399,785 × 561,596.25
  4. Step 4: Simplify right side
    1,014,305.25x = 786,114,006,806.25
  5. Step 5: Solve for x
    x = 786,114,006,806.25/1,014,305.25
  6. Step 6: Final answer
    x = 775,027.05

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Double scale
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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.