Home / 3,406,690.61-4,701,237.71-1,857,956.03

Finding the Fourth Proportional to 3,406,690.61, 4,701,237.71 and 1,857,956.03

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Solution

The fourth proportional to 3,406,690.61, 4,701,237.71 and 1,857,956.03 is: 2,563,981.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,406,690.61 : 4,701,237.71 = 1,857,956.03 : x
  2. Step 2: Convert to fraction form
    3,406,690.61/4,701,237.71 = 1,857,956.03/x
  3. Step 3: Cross multiply
    3,406,690.61x = 4,701,237.71 × 1,857,956.03
  4. Step 4: Simplify right side
    3,406,690.61x = 8,734,692,951,757.89
  5. Step 5: Solve for x
    x = 8,734,692,951,757.89/3,406,690.61
  6. Step 6: Final answer
    x = 2,563,981.87

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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.