Home / 1,146,089.69-1,719,191.64-436,172.75

Finding the Fourth Proportional to 1,146,089.69, 1,719,191.64 and 436,172.75

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Solution

The fourth proportional to 1,146,089.69, 1,719,191.64 and 436,172.75 is: 654,280.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,089.69 : 1,719,191.64 = 436,172.75 : x
  2. Step 2: Convert to fraction form
    1,146,089.69/1,719,191.64 = 436,172.75/x
  3. Step 3: Cross multiply
    1,146,089.69x = 1,719,191.64 × 436,172.75
  4. Step 4: Simplify right side
    1,146,089.69x = 749,864,545,395.81
  5. Step 5: Solve for x
    x = 749,864,545,395.81/1,146,089.69
  6. Step 6: Final answer
    x = 654,280.86

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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.