Home / 1,018,601.80-1,527,954.54-378,763.72

Finding the Fourth Proportional to 1,018,601.80, 1,527,954.54 and 378,763.72

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Solution

The fourth proportional to 1,018,601.80, 1,527,954.54 and 378,763.72 is: 568,164.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,601.80 : 1,527,954.54 = 378,763.72 : x
  2. Step 2: Convert to fraction form
    1,018,601.80/1,527,954.54 = 378,763.72/x
  3. Step 3: Cross multiply
    1,018,601.80x = 1,527,954.54 × 378,763.72
  4. Step 4: Simplify right side
    1,018,601.80x = 578,733,745,561.29
  5. Step 5: Solve for x
    x = 578,733,745,561.29/1,018,601.80
  6. Step 6: Final answer
    x = 568,164.86

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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.