Home / 3,983,905.13-5,497,789.10-2,173,069.13

Finding the Fourth Proportional to 3,983,905.13, 5,497,789.10 and 2,173,069.13

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Solution

The fourth proportional to 3,983,905.13, 5,497,789.10 and 2,173,069.13 is: 2,998,835.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,983,905.13 : 5,497,789.10 = 2,173,069.13 : x
  2. Step 2: Convert to fraction form
    3,983,905.13/5,497,789.10 = 2,173,069.13/x
  3. Step 3: Cross multiply
    3,983,905.13x = 5,497,789.10 × 2,173,069.13
  4. Step 4: Simplify right side
    3,983,905.13x = 11,947,075,738,106.19
  5. Step 5: Solve for x
    x = 11,947,075,738,106.19/3,983,905.13
  6. Step 6: Final answer
    x = 2,998,835.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.