Home / 1,135,817.31-1,567,457.46-619,579.92

Finding the Fourth Proportional to 1,135,817.31, 1,567,457.46 and 619,579.92

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Solution

The fourth proportional to 1,135,817.31, 1,567,457.46 and 619,579.92 is: 855,036.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,817.31 : 1,567,457.46 = 619,579.92 : x
  2. Step 2: Convert to fraction form
    1,135,817.31/1,567,457.46 = 619,579.92/x
  3. Step 3: Cross multiply
    1,135,817.31x = 1,567,457.46 × 619,579.92
  4. Step 4: Simplify right side
    1,135,817.31x = 971,165,167,670.20
  5. Step 5: Solve for x
    x = 971,165,167,670.20/1,135,817.31
  6. Step 6: Final answer
    x = 855,036.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.