Home / 1,220,110.09-1,830,155.92-367,178.06

Finding the Fourth Proportional to 1,220,110.09, 1,830,155.92 and 367,178.06

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Solution

The fourth proportional to 1,220,110.09, 1,830,155.92 and 367,178.06 is: 550,764.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,220,110.09 : 1,830,155.92 = 367,178.06 : x
  2. Step 2: Convert to fraction form
    1,220,110.09/1,830,155.92 = 367,178.06/x
  3. Step 3: Cross multiply
    1,220,110.09x = 1,830,155.92 × 367,178.06
  4. Step 4: Simplify right side
    1,220,110.09x = 671,993,103,860.56
  5. Step 5: Solve for x
    x = 671,993,103,860.56/1,220,110.09
  6. Step 6: Final answer
    x = 550,764.32

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1.5x scale

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.