Home / 1,185,190.38-1,777,766.94-286,626.06

Finding the Fourth Proportional to 1,185,190.38, 1,777,766.94 and 286,626.06

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Solution

The fourth proportional to 1,185,190.38, 1,777,766.94 and 286,626.06 is: 429,934.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,185,190.38 : 1,777,766.94 = 286,626.06 : x
  2. Step 2: Convert to fraction form
    1,185,190.38/1,777,766.94 = 286,626.06/x
  3. Step 3: Cross multiply
    1,185,190.38x = 1,777,766.94 × 286,626.06
  4. Step 4: Simplify right side
    1,185,190.38x = 509,554,333,610.46
  5. Step 5: Solve for x
    x = 509,554,333,610.46/1,185,190.38
  6. Step 6: Final answer
    x = 429,934.58

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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.