Home / 1,992,459.98-2,988,369.20-572,193.02

Finding the Fourth Proportional to 1,992,459.98, 2,988,369.20 and 572,193.02

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Solution

The fourth proportional to 1,992,459.98, 2,988,369.20 and 572,193.02 is: 858,197.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,992,459.98 : 2,988,369.20 = 572,193.02 : x
  2. Step 2: Convert to fraction form
    1,992,459.98/2,988,369.20 = 572,193.02/x
  3. Step 3: Cross multiply
    1,992,459.98x = 2,988,369.20 × 572,193.02
  4. Step 4: Simplify right side
    1,992,459.98x = 1,709,923,979,620.17
  5. Step 5: Solve for x
    x = 1,709,923,979,620.17/1,992,459.98
  6. Step 6: Final answer
    x = 858,197.40

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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.