Home / 1,134,558.65-1,565,662.05-618,325.81

Finding the Fourth Proportional to 1,134,558.65, 1,565,662.05 and 618,325.81

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Solution

The fourth proportional to 1,134,558.65, 1,565,662.05 and 618,325.81 is: 853,273.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,134,558.65 : 1,565,662.05 = 618,325.81 : x
  2. Step 2: Convert to fraction form
    1,134,558.65/1,565,662.05 = 618,325.81/x
  3. Step 3: Cross multiply
    1,134,558.65x = 1,565,662.05 × 618,325.81
  4. Step 4: Simplify right side
    1,134,558.65x = 968,089,251,338.36
  5. Step 5: Solve for x
    x = 968,089,251,338.36/1,134,558.65
  6. Step 6: Final answer
    x = 853,273.87

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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.