Home / 1,145,082.78-1,718,099.64-576,160.11

Finding the Fourth Proportional to 1,145,082.78, 1,718,099.64 and 576,160.11

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Solution

The fourth proportional to 1,145,082.78, 1,718,099.64 and 576,160.11 is: 864,479.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,082.78 : 1,718,099.64 = 576,160.11 : x
  2. Step 2: Convert to fraction form
    1,145,082.78/1,718,099.64 = 576,160.11/x
  3. Step 3: Cross multiply
    1,145,082.78x = 1,718,099.64 × 576,160.11
  4. Step 4: Simplify right side
    1,145,082.78x = 989,900,477,573.36
  5. Step 5: Solve for x
    x = 989,900,477,573.36/1,145,082.78
  6. Step 6: Final answer
    x = 864,479.40

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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.