Home / 1,481,332.72-2,043,494.04-971,964.40

Finding the Fourth Proportional to 1,481,332.72, 2,043,494.04 and 971,964.40

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Solution

The fourth proportional to 1,481,332.72, 2,043,494.04 and 971,964.40 is: 1,340,821.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,481,332.72 : 2,043,494.04 = 971,964.40 : x
  2. Step 2: Convert to fraction form
    1,481,332.72/2,043,494.04 = 971,964.40/x
  3. Step 3: Cross multiply
    1,481,332.72x = 2,043,494.04 × 971,964.40
  4. Step 4: Simplify right side
    1,481,332.72x = 1,986,203,458,492.18
  5. Step 5: Solve for x
    x = 1,986,203,458,492.18/1,481,332.72
  6. Step 6: Final answer
    x = 1,340,821.97

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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.