Home / 1,765,557.03-2,646,498.45-818,148.63

Finding the Fourth Proportional to 1,765,557.03, 2,646,498.45 and 818,148.63

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Solution

The fourth proportional to 1,765,557.03, 2,646,498.45 and 818,148.63 is: 1,226,371.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,765,557.03 : 2,646,498.45 = 818,148.63 : x
  2. Step 2: Convert to fraction form
    1,765,557.03/2,646,498.45 = 818,148.63/x
  3. Step 3: Cross multiply
    1,765,557.03x = 2,646,498.45 × 818,148.63
  4. Step 4: Simplify right side
    1,765,557.03x = 2,165,229,081,164.62
  5. Step 5: Solve for x
    x = 2,165,229,081,164.62/1,765,557.03
  6. Step 6: Final answer
    x = 1,226,371.65

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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.