Home / 1,819,003.60-2,728,040-539,311.84

Finding the Fourth Proportional to 1,819,003.60, 2,728,040 and 539,311.84

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Solution

The fourth proportional to 1,819,003.60, 2,728,040 and 539,311.84 is: 808,829.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,819,003.60 : 2,728,040 = 539,311.84 : x
  2. Step 2: Convert to fraction form
    1,819,003.60/2,728,040 = 539,311.84/x
  3. Step 3: Cross multiply
    1,819,003.60x = 2,728,040 × 539,311.84
  4. Step 4: Simplify right side
    1,819,003.60x = 1,471,264,258,353.40
  5. Step 5: Solve for x
    x = 1,471,264,258,353.40/1,819,003.60
  6. Step 6: Final answer
    x = 808,829.77

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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.