Home / 3,642,173.29-5,461,977.39-1,212,666.91

Finding the Fourth Proportional to 3,642,173.29, 5,461,977.39 and 1,212,666.91

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Solution

The fourth proportional to 3,642,173.29, 5,461,977.39 and 1,212,666.91 is: 1,818,573.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,642,173.29 : 5,461,977.39 = 1,212,666.91 : x
  2. Step 2: Convert to fraction form
    3,642,173.29/5,461,977.39 = 1,212,666.91/x
  3. Step 3: Cross multiply
    3,642,173.29x = 5,461,977.39 × 1,212,666.91
  4. Step 4: Simplify right side
    3,642,173.29x = 6,623,559,244,021.16
  5. Step 5: Solve for x
    x = 6,623,559,244,021.16/3,642,173.29
  6. Step 6: Final answer
    x = 1,818,573.34

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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.