Home / 4,779,614.73-7,169,415.59-2,219,429.72

Finding the Fourth Proportional to 4,779,614.73, 7,169,415.59 and 2,219,429.72

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Solution

The fourth proportional to 4,779,614.73, 7,169,415.59 and 2,219,429.72 is: 3,329,141.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,779,614.73 : 7,169,415.59 = 2,219,429.72 : x
  2. Step 2: Convert to fraction form
    4,779,614.73/7,169,415.59 = 2,219,429.72/x
  3. Step 3: Cross multiply
    4,779,614.73x = 7,169,415.59 × 2,219,429.72
  4. Step 4: Simplify right side
    4,779,614.73x = 15,912,014,058,949.45
  5. Step 5: Solve for x
    x = 15,912,014,058,949.45/4,779,614.73
  6. Step 6: Final answer
    x = 3,329,141.56

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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.