Home / 1,936,730.82-2,672,582.52-1,065,549.09

Finding the Fourth Proportional to 1,936,730.82, 2,672,582.52 and 1,065,549.09

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Solution

The fourth proportional to 1,936,730.82, 2,672,582.52 and 1,065,549.09 is: 1,470,399.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,936,730.82 : 2,672,582.52 = 1,065,549.09 : x
  2. Step 2: Convert to fraction form
    1,936,730.82/2,672,582.52 = 1,065,549.09/x
  3. Step 3: Cross multiply
    1,936,730.82x = 2,672,582.52 × 1,065,549.09
  4. Step 4: Simplify right side
    1,936,730.82x = 2,847,767,872,135.91
  5. Step 5: Solve for x
    x = 2,847,767,872,135.91/1,936,730.82
  6. Step 6: Final answer
    x = 1,470,399.42

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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.