Home / 1,379,525.68-1,903,911.20-835,645.52

Finding the Fourth Proportional to 1,379,525.68, 1,903,911.20 and 835,645.52

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Solution

The fourth proportional to 1,379,525.68, 1,903,911.20 and 835,645.52 is: 1,153,291.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,379,525.68 : 1,903,911.20 = 835,645.52 : x
  2. Step 2: Convert to fraction form
    1,379,525.68/1,903,911.20 = 835,645.52/x
  3. Step 3: Cross multiply
    1,379,525.68x = 1,903,911.20 × 835,645.52
  4. Step 4: Simplify right side
    1,379,525.68x = 1,590,994,864,757.82
  5. Step 5: Solve for x
    x = 1,590,994,864,757.82/1,379,525.68
  6. Step 6: Final answer
    x = 1,153,291.23

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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.