Home / 1,369,904.40-2,054,986.20-372,632.40

Finding the Fourth Proportional to 1,369,904.40, 2,054,986.20 and 372,632.40

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Solution

The fourth proportional to 1,369,904.40, 2,054,986.20 and 372,632.40 is: 558,983.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,369,904.40 : 2,054,986.20 = 372,632.40 : x
  2. Step 2: Convert to fraction form
    1,369,904.40/2,054,986.20 = 372,632.40/x
  3. Step 3: Cross multiply
    1,369,904.40x = 2,054,986.20 × 372,632.40
  4. Step 4: Simplify right side
    1,369,904.40x = 765,754,439,672.88
  5. Step 5: Solve for x
    x = 765,754,439,672.88/1,369,904.40
  6. Step 6: Final answer
    x = 558,983.85

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