Home / 3,406,142.61-4,700,590.31-1,857,489.03

Finding the Fourth Proportional to 3,406,142.61, 4,700,590.31 and 1,857,489.03

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Solution

The fourth proportional to 3,406,142.61, 4,700,590.31 and 1,857,489.03 is: 2,563,396.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,406,142.61 : 4,700,590.31 = 1,857,489.03 : x
  2. Step 2: Convert to fraction form
    3,406,142.61/4,700,590.31 = 1,857,489.03/x
  3. Step 3: Cross multiply
    3,406,142.61x = 4,700,590.31 × 1,857,489.03
  4. Step 4: Simplify right side
    3,406,142.61x = 8,731,294,935,349.30
  5. Step 5: Solve for x
    x = 8,731,294,935,349.30/3,406,142.61
  6. Step 6: Final answer
    x = 2,563,396.76

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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.