Home / 1,707,057.69-2,355,742.14-972,012.56

Finding the Fourth Proportional to 1,707,057.69, 2,355,742.14 and 972,012.56

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Solution

The fourth proportional to 1,707,057.69, 2,355,742.14 and 972,012.56 is: 1,341,378.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,707,057.69 : 2,355,742.14 = 972,012.56 : x
  2. Step 2: Convert to fraction form
    1,707,057.69/2,355,742.14 = 972,012.56/x
  3. Step 3: Cross multiply
    1,707,057.69x = 2,355,742.14 × 972,012.56
  4. Step 4: Simplify right side
    1,707,057.69x = 2,289,810,948,201.28
  5. Step 5: Solve for x
    x = 2,289,810,948,201.28/1,707,057.69
  6. Step 6: Final answer
    x = 1,341,378.77

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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.