Home / 3,406,689.61-4,701,236.33-1,857,955.03

Finding the Fourth Proportional to 3,406,689.61, 4,701,236.33 and 1,857,955.03

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Solution

The fourth proportional to 3,406,689.61, 4,701,236.33 and 1,857,955.03 is: 2,563,980.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,406,689.61 : 4,701,236.33 = 1,857,955.03 : x
  2. Step 2: Convert to fraction form
    3,406,689.61/4,701,236.33 = 1,857,955.03/x
  3. Step 3: Cross multiply
    3,406,689.61x = 4,701,236.33 × 1,857,955.03
  4. Step 4: Simplify right side
    3,406,689.61x = 8,734,685,686,542.24
  5. Step 5: Solve for x
    x = 8,734,685,686,542.24/3,406,689.61
  6. Step 6: Final answer
    x = 2,563,980.49

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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.