Home / 1,538,535.04-2,308,992.96-1,005,911.68

Finding the Fourth Proportional to 1,538,535.04, 2,308,992.96 and 1,005,911.68

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Solution

The fourth proportional to 1,538,535.04, 2,308,992.96 and 1,005,911.68 is: 1,509,645.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,538,535.04 : 2,308,992.96 = 1,005,911.68 : x
  2. Step 2: Convert to fraction form
    1,538,535.04/2,308,992.96 = 1,005,911.68/x
  3. Step 3: Cross multiply
    1,538,535.04x = 2,308,992.96 × 1,005,911.68
  4. Step 4: Simplify right side
    1,538,535.04x = 2,322,642,987,501.77
  5. Step 5: Solve for x
    x = 2,322,642,987,501.77/1,538,535.04
  6. Step 6: Final answer
    x = 1,509,645.82

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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.