Home / 3,081,477.91-4,252,518.48-1,857,861.89

Finding the Fourth Proportional to 3,081,477.91, 4,252,518.48 and 1,857,861.89

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Solution

The fourth proportional to 3,081,477.91, 4,252,518.48 and 1,857,861.89 is: 2,563,897.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,081,477.91 : 4,252,518.48 = 1,857,861.89 : x
  2. Step 2: Convert to fraction form
    3,081,477.91/4,252,518.48 = 1,857,861.89/x
  3. Step 3: Cross multiply
    3,081,477.91x = 4,252,518.48 × 1,857,861.89
  4. Step 4: Simplify right side
    3,081,477.91x = 7,900,592,006,217.12
  5. Step 5: Solve for x
    x = 7,900,592,006,217.12/3,081,477.91
  6. Step 6: Final answer
    x = 2,563,897.02

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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.