Home / 4,780,040.81-7,172,180.33-2,505,024.32

Finding the Fourth Proportional to 4,780,040.81, 7,172,180.33 and 2,505,024.32

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Solution

The fourth proportional to 4,780,040.81, 7,172,180.33 and 2,505,024.32 is: 3,758,647.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,780,040.81 : 7,172,180.33 = 2,505,024.32 : x
  2. Step 2: Convert to fraction form
    4,780,040.81/7,172,180.33 = 2,505,024.32/x
  3. Step 3: Cross multiply
    4,780,040.81x = 7,172,180.33 × 2,505,024.32
  4. Step 4: Simplify right side
    4,780,040.81x = 17,966,486,105,689.60
  5. Step 5: Solve for x
    x = 17,966,486,105,689.60/4,780,040.81
  6. Step 6: Final answer
    x = 3,758,647.02

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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.