Home / 3,558,579.34-4,910,862.81-1,926,986.79

Finding the Fourth Proportional to 3,558,579.34, 4,910,862.81 and 1,926,986.79

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Solution

The fourth proportional to 3,558,579.34, 4,910,862.81 and 1,926,986.79 is: 2,659,254.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,558,579.34 : 4,910,862.81 = 1,926,986.79 : x
  2. Step 2: Convert to fraction form
    3,558,579.34/4,910,862.81 = 1,926,986.79/x
  3. Step 3: Cross multiply
    3,558,579.34x = 4,910,862.81 × 1,926,986.79
  4. Step 4: Simplify right side
    3,558,579.34x = 9,463,167,741,159.16
  5. Step 5: Solve for x
    x = 9,463,167,741,159.16/3,558,579.34
  6. Step 6: Final answer
    x = 2,659,254.39

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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.