Home / 1,110,215.80-1,664,934.90-577,559.80

Finding the Fourth Proportional to 1,110,215.80, 1,664,934.90 and 577,559.80

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Solution

The fourth proportional to 1,110,215.80, 1,664,934.90 and 577,559.80 is: 866,137.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,215.80 : 1,664,934.90 = 577,559.80 : x
  2. Step 2: Convert to fraction form
    1,110,215.80/1,664,934.90 = 577,559.80/x
  3. Step 3: Cross multiply
    1,110,215.80x = 1,664,934.90 × 577,559.80
  4. Step 4: Simplify right side
    1,110,215.80x = 961,599,467,857.02
  5. Step 5: Solve for x
    x = 961,599,467,857.02/1,110,215.80
  6. Step 6: Final answer
    x = 866,137.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.