Home / 2,642,777.40-3,964,166.10-1,845,615.90

Finding the Fourth Proportional to 2,642,777.40, 3,964,166.10 and 1,845,615.90

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Solution

The fourth proportional to 2,642,777.40, 3,964,166.10 and 1,845,615.90 is: 2,768,423.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,642,777.40 : 3,964,166.10 = 1,845,615.90 : x
  2. Step 2: Convert to fraction form
    2,642,777.40/3,964,166.10 = 1,845,615.90/x
  3. Step 3: Cross multiply
    2,642,777.40x = 3,964,166.10 × 1,845,615.90
  4. Step 4: Simplify right side
    2,642,777.40x = 7,316,327,984,400.99
  5. Step 5: Solve for x
    x = 7,316,327,984,400.99/2,642,777.40
  6. Step 6: Final answer
    x = 2,768,423.85

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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.