Home / 1,309,676.69-1,964,515.55-589,176.81

Finding the Fourth Proportional to 1,309,676.69, 1,964,515.55 and 589,176.81

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Solution

The fourth proportional to 1,309,676.69, 1,964,515.55 and 589,176.81 is: 883,765.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,309,676.69 : 1,964,515.55 = 589,176.81 : x
  2. Step 2: Convert to fraction form
    1,309,676.69/1,964,515.55 = 589,176.81/x
  3. Step 3: Cross multiply
    1,309,676.69x = 1,964,515.55 × 589,176.81
  4. Step 4: Simplify right side
    1,309,676.69x = 1,157,447,001,998.51
  5. Step 5: Solve for x
    x = 1,157,447,001,998.51/1,309,676.69
  6. Step 6: Final answer
    x = 883,765.44

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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.