Home / 3,406,689.11-4,701,235.64-1,857,954.53

Finding the Fourth Proportional to 3,406,689.11, 4,701,235.64 and 1,857,954.53

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Solution

The fourth proportional to 3,406,689.11, 4,701,235.64 and 1,857,954.53 is: 2,563,979.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,406,689.11 : 4,701,235.64 = 1,857,954.53 : x
  2. Step 2: Convert to fraction form
    3,406,689.11/4,701,235.64 = 1,857,954.53/x
  3. Step 3: Cross multiply
    3,406,689.11x = 4,701,235.64 × 1,857,954.53
  4. Step 4: Simplify right side
    3,406,689.11x = 8,734,682,053,935.45
  5. Step 5: Solve for x
    x = 8,734,682,053,935.45/3,406,689.11
  6. Step 6: Final answer
    x = 2,563,979.80

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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.