Home / 1,214,606.22-1,820,459.80-565,308.69

Finding the Fourth Proportional to 1,214,606.22, 1,820,459.80 and 565,308.69

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Solution

The fourth proportional to 1,214,606.22, 1,820,459.80 and 565,308.69 is: 847,288.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,606.22 : 1,820,459.80 = 565,308.69 : x
  2. Step 2: Convert to fraction form
    1,214,606.22/1,820,459.80 = 565,308.69/x
  3. Step 3: Cross multiply
    1,214,606.22x = 1,820,459.80 × 565,308.69
  4. Step 4: Simplify right side
    1,214,606.22x = 1,029,121,744,735.66
  5. Step 5: Solve for x
    x = 1,029,121,744,735.66/1,214,606.22
  6. Step 6: Final answer
    x = 847,288.39

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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.