Home / 1,923,116.11-2,885,658.32-786,718.10

Finding the Fourth Proportional to 1,923,116.11, 2,885,658.32 and 786,718.10

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Solution

The fourth proportional to 1,923,116.11, 2,885,658.32 and 786,718.10 is: 1,180,479.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,923,116.11 : 2,885,658.32 = 786,718.10 : x
  2. Step 2: Convert to fraction form
    1,923,116.11/2,885,658.32 = 786,718.10/x
  3. Step 3: Cross multiply
    1,923,116.11x = 2,885,658.32 × 786,718.10
  4. Step 4: Simplify right side
    1,923,116.11x = 2,270,199,639,940.53
  5. Step 5: Solve for x
    x = 2,270,199,639,940.53/1,923,116.11
  6. Step 6: Final answer
    x = 1,180,479.76

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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.