Home / 5,758,760.80-7,947,041.18-3,180,386.21

Finding the Fourth Proportional to 5,758,760.80, 7,947,041.18 and 3,180,386.21

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Solution

The fourth proportional to 5,758,760.80, 7,947,041.18 and 3,180,386.21 is: 4,388,906.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,758,760.80 : 7,947,041.18 = 3,180,386.21 : x
  2. Step 2: Convert to fraction form
    5,758,760.80/7,947,041.18 = 3,180,386.21/x
  3. Step 3: Cross multiply
    5,758,760.80x = 7,947,041.18 × 3,180,386.21
  4. Step 4: Simplify right side
    5,758,760.80x = 25,274,660,224,128.32
  5. Step 5: Solve for x
    x = 25,274,660,224,128.32/5,758,760.80
  6. Step 6: Final answer
    x = 4,388,906.07

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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.