Home / 1,329,661.55-1,847,320.64-1,313,718.32

Finding the Fourth Proportional to 1,329,661.55, 1,847,320.64 and 1,313,718.32

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Solution

The fourth proportional to 1,329,661.55, 1,847,320.64 and 1,313,718.32 is: 1,825,170.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,329,661.55 : 1,847,320.64 = 1,313,718.32 : x
  2. Step 2: Convert to fraction form
    1,329,661.55/1,847,320.64 = 1,313,718.32/x
  3. Step 3: Cross multiply
    1,329,661.55x = 1,847,320.64 × 1,313,718.32
  4. Step 4: Simplify right side
    1,329,661.55x = 2,426,858,975,584.72
  5. Step 5: Solve for x
    x = 2,426,858,975,584.72/1,329,661.55
  6. Step 6: Final answer
    x = 1,825,170.45

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.