Home / 1,145,916.11-1,719,052.47-347,007.44

Finding the Fourth Proportional to 1,145,916.11, 1,719,052.47 and 347,007.44

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Solution

The fourth proportional to 1,145,916.11, 1,719,052.47 and 347,007.44 is: 520,565.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,916.11 : 1,719,052.47 = 347,007.44 : x
  2. Step 2: Convert to fraction form
    1,145,916.11/1,719,052.47 = 347,007.44/x
  3. Step 3: Cross multiply
    1,145,916.11x = 1,719,052.47 × 347,007.44
  4. Step 4: Simplify right side
    1,145,916.11x = 596,524,001,138.01
  5. Step 5: Solve for x
    x = 596,524,001,138.01/1,145,916.11
  6. Step 6: Final answer
    x = 520,565.16

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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.