Home / 4,693,742.47-7,041,408.55-1,618,898.38

Finding the Fourth Proportional to 4,693,742.47, 7,041,408.55 and 1,618,898.38

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Solution

The fourth proportional to 4,693,742.47, 7,041,408.55 and 1,618,898.38 is: 2,428,621.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,693,742.47 : 7,041,408.55 = 1,618,898.38 : x
  2. Step 2: Convert to fraction form
    4,693,742.47/7,041,408.55 = 1,618,898.38/x
  3. Step 3: Cross multiply
    4,693,742.47x = 7,041,408.55 × 1,618,898.38
  4. Step 4: Simplify right side
    4,693,742.47x = 11,399,324,891,148.63
  5. Step 5: Solve for x
    x = 11,399,324,891,148.63/4,693,742.47
  6. Step 6: Final answer
    x = 2,428,621.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.