Home / 1,545,350.55-2,317,989.64-408,192.11

Finding the Fourth Proportional to 1,545,350.55, 2,317,989.64 and 408,192.11

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Solution

The fourth proportional to 1,545,350.55, 2,317,989.64 and 408,192.11 is: 612,278.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,545,350.55 : 2,317,989.64 = 408,192.11 : x
  2. Step 2: Convert to fraction form
    1,545,350.55/2,317,989.64 = 408,192.11/x
  3. Step 3: Cross multiply
    1,545,350.55x = 2,317,989.64 × 408,192.11
  4. Step 4: Simplify right side
    1,545,350.55x = 946,185,069,499.31
  5. Step 5: Solve for x
    x = 946,185,069,499.31/1,545,350.55
  6. Step 6: Final answer
    x = 612,278.60

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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.