Home / 1,764,470-2,434,963.48-979,655.72

Finding the Fourth Proportional to 1,764,470, 2,434,963.48 and 979,655.72

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Solution

The fourth proportional to 1,764,470, 2,434,963.48 and 979,655.72 is: 1,351,922.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,764,470 : 2,434,963.48 = 979,655.72 : x
  2. Step 2: Convert to fraction form
    1,764,470/2,434,963.48 = 979,655.72/x
  3. Step 3: Cross multiply
    1,764,470x = 2,434,963.48 × 979,655.72
  4. Step 4: Simplify right side
    1,764,470x = 2,385,425,901,173.11
  5. Step 5: Solve for x
    x = 2,385,425,901,173.11/1,764,470
  6. Step 6: Final answer
    x = 1,351,922.05

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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.