Home / 1,206,165.48-1,817,918.09-1,039,695

Finding the Fourth Proportional to 1,206,165.48, 1,817,918.09 and 1,039,695

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Solution

The fourth proportional to 1,206,165.48, 1,817,918.09 and 1,039,695 is: 1,567,015.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,165.48 : 1,817,918.09 = 1,039,695 : x
  2. Step 2: Convert to fraction form
    1,206,165.48/1,817,918.09 = 1,039,695/x
  3. Step 3: Cross multiply
    1,206,165.48x = 1,817,918.09 × 1,039,695
  4. Step 4: Simplify right side
    1,206,165.48x = 1,890,080,348,582.55
  5. Step 5: Solve for x
    x = 1,890,080,348,582.55/1,206,165.48
  6. Step 6: Final answer
    x = 1,567,015.79

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.