Home / 1,785,396.34-2,678,195.66-571,079.57

Finding the Fourth Proportional to 1,785,396.34, 2,678,195.66 and 571,079.57

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Solution

The fourth proportional to 1,785,396.34, 2,678,195.66 and 571,079.57 is: 856,651.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,785,396.34 : 2,678,195.66 = 571,079.57 : x
  2. Step 2: Convert to fraction form
    1,785,396.34/2,678,195.66 = 571,079.57/x
  3. Step 3: Cross multiply
    1,785,396.34x = 2,678,195.66 × 571,079.57
  4. Step 4: Simplify right side
    1,785,396.34x = 1,529,462,829,728.76
  5. Step 5: Solve for x
    x = 1,529,462,829,728.76/1,785,396.34
  6. Step 6: Final answer
    x = 856,651.71

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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.