Home / 1,070,515.14-1,605,775.41-361,041.54

Finding the Fourth Proportional to 1,070,515.14, 1,605,775.41 and 361,041.54

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Solution

The fourth proportional to 1,070,515.14, 1,605,775.41 and 361,041.54 is: 541,563.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,515.14 : 1,605,775.41 = 361,041.54 : x
  2. Step 2: Convert to fraction form
    1,070,515.14/1,605,775.41 = 361,041.54/x
  3. Step 3: Cross multiply
    1,070,515.14x = 1,605,775.41 × 361,041.54
  4. Step 4: Simplify right side
    1,070,515.14x = 579,751,626,920.53
  5. Step 5: Solve for x
    x = 579,751,626,920.53/1,070,515.14
  6. Step 6: Final answer
    x = 541,563.22

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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.