Home / 3,642,158.40-5,463,237.60-2,578,401.60

Finding the Fourth Proportional to 3,642,158.40, 5,463,237.60 and 2,578,401.60

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Solution

The fourth proportional to 3,642,158.40, 5,463,237.60 and 2,578,401.60 is: 3,867,602.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,642,158.40 : 5,463,237.60 = 2,578,401.60 : x
  2. Step 2: Convert to fraction form
    3,642,158.40/5,463,237.60 = 2,578,401.60/x
  3. Step 3: Cross multiply
    3,642,158.40x = 5,463,237.60 × 2,578,401.60
  4. Step 4: Simplify right side
    3,642,158.40x = 14,086,420,569,020.16
  5. Step 5: Solve for x
    x = 14,086,420,569,020.16/3,642,158.40
  6. Step 6: Final answer
    x = 3,867,602.40

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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.