Home / 3,174,130.12-4,382,115.30-2,089,554.53

Finding the Fourth Proportional to 3,174,130.12, 4,382,115.30 and 2,089,554.53

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Solution

The fourth proportional to 3,174,130.12, 4,382,115.30 and 2,089,554.53 is: 2,884,780.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,174,130.12 : 4,382,115.30 = 2,089,554.53 : x
  2. Step 2: Convert to fraction form
    3,174,130.12/4,382,115.30 = 2,089,554.53/x
  3. Step 3: Cross multiply
    3,174,130.12x = 4,382,115.30 × 2,089,554.53
  4. Step 4: Simplify right side
    3,174,130.12x = 9,156,668,865,649.54
  5. Step 5: Solve for x
    x = 9,156,668,865,649.54/3,174,130.12
  6. Step 6: Final answer
    x = 2,884,780.56

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1.5x scale

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.