Home / 1,819,003.16-2,728,039.33-539,311.40

Finding the Fourth Proportional to 1,819,003.16, 2,728,039.33 and 539,311.40

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Solution

The fourth proportional to 1,819,003.16, 2,728,039.33 and 539,311.40 is: 808,829.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,819,003.16 : 2,728,039.33 = 539,311.40 : x
  2. Step 2: Convert to fraction form
    1,819,003.16/2,728,039.33 = 539,311.40/x
  3. Step 3: Cross multiply
    1,819,003.16x = 2,728,039.33 × 539,311.40
  4. Step 4: Simplify right side
    1,819,003.16x = 1,471,262,707,581.45
  5. Step 5: Solve for x
    x = 1,471,262,707,581.45/1,819,003.16
  6. Step 6: Final answer
    x = 808,829.11

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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.