Home / 2,992,638.60-4,485,896.10-1,473,985.80

Finding the Fourth Proportional to 2,992,638.60, 4,485,896.10 and 1,473,985.80

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Solution

The fourth proportional to 2,992,638.60, 4,485,896.10 and 1,473,985.80 is: 2,209,470.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,992,638.60 : 4,485,896.10 = 1,473,985.80 : x
  2. Step 2: Convert to fraction form
    2,992,638.60/4,485,896.10 = 1,473,985.80/x
  3. Step 3: Cross multiply
    2,992,638.60x = 4,485,896.10 × 1,473,985.80
  4. Step 4: Simplify right side
    2,992,638.60x = 6,612,147,151,675.38
  5. Step 5: Solve for x
    x = 6,612,147,151,675.38/2,992,638.60
  6. Step 6: Final answer
    x = 2,209,470.65

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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.