Home / 1,464,324.10-2,195,645.20-780,368.87

Finding the Fourth Proportional to 1,464,324.10, 2,195,645.20 and 780,368.87

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Solution

The fourth proportional to 1,464,324.10, 2,195,645.20 and 780,368.87 is: 1,170,105.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,464,324.10 : 2,195,645.20 = 780,368.87 : x
  2. Step 2: Convert to fraction form
    1,464,324.10/2,195,645.20 = 780,368.87/x
  3. Step 3: Cross multiply
    1,464,324.10x = 2,195,645.20 × 780,368.87
  4. Step 4: Simplify right side
    1,464,324.10x = 1,713,413,167,183.11
  5. Step 5: Solve for x
    x = 1,713,413,167,183.11/1,464,324.10
  6. Step 6: Final answer
    x = 1,170,105.15

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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.