Home / 2,779,187.21-4,166,644.72-1,411,836.76

Finding the Fourth Proportional to 2,779,187.21, 4,166,644.72 and 1,411,836.76

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Solution

The fourth proportional to 2,779,187.21, 4,166,644.72 and 1,411,836.76 is: 2,116,670.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,779,187.21 : 4,166,644.72 = 1,411,836.76 : x
  2. Step 2: Convert to fraction form
    2,779,187.21/4,166,644.72 = 1,411,836.76/x
  3. Step 3: Cross multiply
    2,779,187.21x = 4,166,644.72 × 1,411,836.76
  4. Step 4: Simplify right side
    2,779,187.21x = 5,882,622,167,609.70
  5. Step 5: Solve for x
    x = 5,882,622,167,609.70/2,779,187.21
  6. Step 6: Final answer
    x = 2,116,670.00

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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.