Home / 3,774,685.32-5,664,463.83-1,378,329.30

Finding the Fourth Proportional to 3,774,685.32, 5,664,463.83 and 1,378,329.30

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Solution

The fourth proportional to 3,774,685.32, 5,664,463.83 and 1,378,329.30 is: 2,068,383.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,774,685.32 : 5,664,463.83 = 1,378,329.30 : x
  2. Step 2: Convert to fraction form
    3,774,685.32/5,664,463.83 = 1,378,329.30/x
  3. Step 3: Cross multiply
    3,774,685.32x = 5,664,463.83 × 1,378,329.30
  4. Step 4: Simplify right side
    3,774,685.32x = 7,807,496,465,679.22
  5. Step 5: Solve for x
    x = 7,807,496,465,679.22/3,774,685.32
  6. Step 6: Final answer
    x = 2,068,383.40

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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.