Home / 3,905,417.53-5,388,222.57-2,529,815.79

Finding the Fourth Proportional to 3,905,417.53, 5,388,222.57 and 2,529,815.79

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Solution

The fourth proportional to 3,905,417.53, 5,388,222.57 and 2,529,815.79 is: 3,490,333.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,905,417.53 : 5,388,222.57 = 2,529,815.79 : x
  2. Step 2: Convert to fraction form
    3,905,417.53/5,388,222.57 = 2,529,815.79/x
  3. Step 3: Cross multiply
    3,905,417.53x = 5,388,222.57 × 2,529,815.79
  4. Step 4: Simplify right side
    3,905,417.53x = 13,631,210,548,339.41
  5. Step 5: Solve for x
    x = 13,631,210,548,339.41/3,905,417.53
  6. Step 6: Final answer
    x = 3,490,333.73

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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.