Home / 1,169,987.86-1,754,981.82-317,059.47

Finding the Fourth Proportional to 1,169,987.86, 1,754,981.82 and 317,059.47

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Solution

The fourth proportional to 1,169,987.86, 1,754,981.82 and 317,059.47 is: 475,589.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,169,987.86 : 1,754,981.82 = 317,059.47 : x
  2. Step 2: Convert to fraction form
    1,169,987.86/1,754,981.82 = 317,059.47/x
  3. Step 3: Cross multiply
    1,169,987.86x = 1,754,981.82 × 317,059.47
  4. Step 4: Simplify right side
    1,169,987.86x = 556,433,613,610.36
  5. Step 5: Solve for x
    x = 556,433,613,610.36/1,169,987.86
  6. Step 6: Final answer
    x = 475,589.22

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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.