Home / 1,025,366.40-1,538,049.60-605,116.80

Finding the Fourth Proportional to 1,025,366.40, 1,538,049.60 and 605,116.80

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Solution

The fourth proportional to 1,025,366.40, 1,538,049.60 and 605,116.80 is: 907,675.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,025,366.40 : 1,538,049.60 = 605,116.80 : x
  2. Step 2: Convert to fraction form
    1,025,366.40/1,538,049.60 = 605,116.80/x
  3. Step 3: Cross multiply
    1,025,366.40x = 1,538,049.60 × 605,116.80
  4. Step 4: Simplify right side
    1,025,366.40x = 930,699,652,193.28
  5. Step 5: Solve for x
    x = 930,699,652,193.28/1,025,366.40
  6. Step 6: Final answer
    x = 907,675.20

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Double scale
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Similar ratio
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1.5x scale

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.