Home / 3,574,989.40-4,933,587.48-2,179,631.56

Finding the Fourth Proportional to 3,574,989.40, 4,933,587.48 and 2,179,631.56

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Solution

The fourth proportional to 3,574,989.40, 4,933,587.48 and 2,179,631.56 is: 3,007,953.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,574,989.40 : 4,933,587.48 = 2,179,631.56 : x
  2. Step 2: Convert to fraction form
    3,574,989.40/4,933,587.48 = 2,179,631.56/x
  3. Step 3: Cross multiply
    3,574,989.40x = 4,933,587.48 × 2,179,631.56
  4. Step 4: Simplify right side
    3,574,989.40x = 10,753,402,975,428.87
  5. Step 5: Solve for x
    x = 10,753,402,975,428.87/3,574,989.40
  6. Step 6: Final answer
    x = 3,007,953.81

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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.