Home / 2,673,059.70-4,010,507.55-780,078.90

Finding the Fourth Proportional to 2,673,059.70, 4,010,507.55 and 780,078.90

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Solution

The fourth proportional to 2,673,059.70, 4,010,507.55 and 780,078.90 is: 1,170,386.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,673,059.70 : 4,010,507.55 = 780,078.90 : x
  2. Step 2: Convert to fraction form
    2,673,059.70/4,010,507.55 = 780,078.90/x
  3. Step 3: Cross multiply
    2,673,059.70x = 4,010,507.55 × 780,078.90
  4. Step 4: Simplify right side
    2,673,059.70x = 3,128,512,318,045.70
  5. Step 5: Solve for x
    x = 3,128,512,318,045.70/2,673,059.70
  6. Step 6: Final answer
    x = 1,170,386.25

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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.