Home / 1,227,225.86-1,840,922.66-417,280.53

Finding the Fourth Proportional to 1,227,225.86, 1,840,922.66 and 417,280.53

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Solution

The fourth proportional to 1,227,225.86, 1,840,922.66 and 417,280.53 is: 625,949.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,227,225.86 : 1,840,922.66 = 417,280.53 : x
  2. Step 2: Convert to fraction form
    1,227,225.86/1,840,922.66 = 417,280.53/x
  3. Step 3: Cross multiply
    1,227,225.86x = 1,840,922.66 × 417,280.53
  4. Step 4: Simplify right side
    1,227,225.86x = 768,181,183,253.81
  5. Step 5: Solve for x
    x = 768,181,183,253.81/1,227,225.86
  6. Step 6: Final answer
    x = 625,949.31

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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.