Home / 4,333,842.90-6,503,421.56-1,939,712.13

Finding the Fourth Proportional to 4,333,842.90, 6,503,421.56 and 1,939,712.13

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Solution

The fourth proportional to 4,333,842.90, 6,503,421.56 and 1,939,712.13 is: 2,910,757.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,333,842.90 : 6,503,421.56 = 1,939,712.13 : x
  2. Step 2: Convert to fraction form
    4,333,842.90/6,503,421.56 = 1,939,712.13/x
  3. Step 3: Cross multiply
    4,333,842.90x = 6,503,421.56 × 1,939,712.13
  4. Step 4: Simplify right side
    4,333,842.90x = 12,614,765,676,736.96
  5. Step 5: Solve for x
    x = 12,614,765,676,736.96/4,333,842.90
  6. Step 6: Final answer
    x = 2,910,757.49

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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.