Home / 1,236,705.40-1,855,058.10-605,294.20

Finding the Fourth Proportional to 1,236,705.40, 1,855,058.10 and 605,294.20

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Solution

The fourth proportional to 1,236,705.40, 1,855,058.10 and 605,294.20 is: 907,941.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,236,705.40 : 1,855,058.10 = 605,294.20 : x
  2. Step 2: Convert to fraction form
    1,236,705.40/1,855,058.10 = 605,294.20/x
  3. Step 3: Cross multiply
    1,236,705.40x = 1,855,058.10 × 605,294.20
  4. Step 4: Simplify right side
    1,236,705.40x = 1,122,855,908,593.02
  5. Step 5: Solve for x
    x = 1,122,855,908,593.02/1,236,705.40
  6. Step 6: Final answer
    x = 907,941.30

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Double scale
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Similar ratio
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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.