Home / 4,872,279.88-7,308,379.48-3,808,216.36

Finding the Fourth Proportional to 4,872,279.88, 7,308,379.48 and 3,808,216.36

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Solution

The fourth proportional to 4,872,279.88, 7,308,379.48 and 3,808,216.36 is: 5,712,293.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,872,279.88 : 7,308,379.48 = 3,808,216.36 : x
  2. Step 2: Convert to fraction form
    4,872,279.88/7,308,379.48 = 3,808,216.36/x
  3. Step 3: Cross multiply
    4,872,279.88x = 7,308,379.48 × 3,808,216.36
  4. Step 4: Simplify right side
    4,872,279.88x = 27,831,890,300,824.29
  5. Step 5: Solve for x
    x = 27,831,890,300,824.29/4,872,279.88
  6. Step 6: Final answer
    x = 5,712,293.01

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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.