Home / 3,028,178.10-4,542,942.30-869,034.90

Finding the Fourth Proportional to 3,028,178.10, 4,542,942.30 and 869,034.90

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Solution

The fourth proportional to 3,028,178.10, 4,542,942.30 and 869,034.90 is: 1,303,746.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,028,178.10 : 4,542,942.30 = 869,034.90 : x
  2. Step 2: Convert to fraction form
    3,028,178.10/4,542,942.30 = 869,034.90/x
  3. Step 3: Cross multiply
    3,028,178.10x = 4,542,942.30 × 869,034.90
  4. Step 4: Simplify right side
    3,028,178.10x = 3,947,975,407,386.27
  5. Step 5: Solve for x
    x = 3,947,975,407,386.27/3,028,178.10
  6. Step 6: Final answer
    x = 1,303,746.11

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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.