Home / 1,563,763.44-2,156,880.82-1,435,117.43

Finding the Fourth Proportional to 1,563,763.44, 2,156,880.82 and 1,435,117.43

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Solution

The fourth proportional to 1,563,763.44, 2,156,880.82 and 1,435,117.43 is: 1,979,440.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,563,763.44 : 2,156,880.82 = 1,435,117.43 : x
  2. Step 2: Convert to fraction form
    1,563,763.44/2,156,880.82 = 1,435,117.43/x
  3. Step 3: Cross multiply
    1,563,763.44x = 2,156,880.82 × 1,435,117.43
  4. Step 4: Simplify right side
    1,563,763.44x = 3,095,377,259,214.69
  5. Step 5: Solve for x
    x = 3,095,377,259,214.69/1,563,763.44
  6. Step 6: Final answer
    x = 1,979,440.87

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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.