Home / 3,131,179.65-4,697,504.53-972,094.48

Finding the Fourth Proportional to 3,131,179.65, 4,697,504.53 and 972,094.48

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Solution

The fourth proportional to 3,131,179.65, 4,697,504.53 and 972,094.48 is: 1,458,369.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,131,179.65 : 4,697,504.53 = 972,094.48 : x
  2. Step 2: Convert to fraction form
    3,131,179.65/4,697,504.53 = 972,094.48/x
  3. Step 3: Cross multiply
    3,131,179.65x = 4,697,504.53 × 972,094.48
  4. Step 4: Simplify right side
    3,131,179.65x = 4,566,418,209,214.00
  5. Step 5: Solve for x
    x = 4,566,418,209,214.00/3,131,179.65
  6. Step 6: Final answer
    x = 1,458,369.92

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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.