Home / 1,480,920.67-2,221,463.48-415,879.31

Finding the Fourth Proportional to 1,480,920.67, 2,221,463.48 and 415,879.31

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Solution

The fourth proportional to 1,480,920.67, 2,221,463.48 and 415,879.31 is: 623,842.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,480,920.67 : 2,221,463.48 = 415,879.31 : x
  2. Step 2: Convert to fraction form
    1,480,920.67/2,221,463.48 = 415,879.31/x
  3. Step 3: Cross multiply
    1,480,920.67x = 2,221,463.48 × 415,879.31
  4. Step 4: Simplify right side
    1,480,920.67x = 923,860,702,726.86
  5. Step 5: Solve for x
    x = 923,860,702,726.86/1,480,920.67
  6. Step 6: Final answer
    x = 623,842.13

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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.