Home / 1,229,464.86-1,844,262.90-387,951

Finding the Fourth Proportional to 1,229,464.86, 1,844,262.90 and 387,951

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Solution

The fourth proportional to 1,229,464.86, 1,844,262.90 and 387,951 is: 581,947.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,229,464.86 : 1,844,262.90 = 387,951 : x
  2. Step 2: Convert to fraction form
    1,229,464.86/1,844,262.90 = 387,951/x
  3. Step 3: Cross multiply
    1,229,464.86x = 1,844,262.90 × 387,951
  4. Step 4: Simplify right side
    1,229,464.86x = 715,483,636,317.90
  5. Step 5: Solve for x
    x = 715,483,636,317.90/1,229,464.86
  6. Step 6: Final answer
    x = 581,947.20

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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.