Home / 1,464,313.41-2,195,629.13-780,358.19

Finding the Fourth Proportional to 1,464,313.41, 2,195,629.13 and 780,358.19

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Solution

The fourth proportional to 1,464,313.41, 2,195,629.13 and 780,358.19 is: 1,170,089.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,464,313.41 : 2,195,629.13 = 780,358.19 : x
  2. Step 2: Convert to fraction form
    1,464,313.41/2,195,629.13 = 780,358.19/x
  3. Step 3: Cross multiply
    1,464,313.41x = 2,195,629.13 × 780,358.19
  4. Step 4: Simplify right side
    1,464,313.41x = 1,713,377,164,770.82
  5. Step 5: Solve for x
    x = 1,713,377,164,770.82/1,464,313.41
  6. Step 6: Final answer
    x = 1,170,089.10

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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.