Home / 1,819,771.86-2,729,559.45-557,603.22

Finding the Fourth Proportional to 1,819,771.86, 2,729,559.45 and 557,603.22

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Solution

The fourth proportional to 1,819,771.86, 2,729,559.45 and 557,603.22 is: 836,374.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,819,771.86 : 2,729,559.45 = 557,603.22 : x
  2. Step 2: Convert to fraction form
    1,819,771.86/2,729,559.45 = 557,603.22/x
  3. Step 3: Cross multiply
    1,819,771.86x = 2,729,559.45 × 557,603.22
  4. Step 4: Simplify right side
    1,819,771.86x = 1,522,011,138,501.43
  5. Step 5: Solve for x
    x = 1,522,011,138,501.43/1,819,771.86
  6. Step 6: Final answer
    x = 836,374.70

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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.