Home / 4,477,278.48-6,178,665.24-2,543,645.22

Finding the Fourth Proportional to 4,477,278.48, 6,178,665.24 and 2,543,645.22

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Solution

The fourth proportional to 4,477,278.48, 6,178,665.24 and 2,543,645.22 is: 3,510,242.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,477,278.48 : 6,178,665.24 = 2,543,645.22 : x
  2. Step 2: Convert to fraction form
    4,477,278.48/6,178,665.24 = 2,543,645.22/x
  3. Step 3: Cross multiply
    4,477,278.48x = 6,178,665.24 × 2,543,645.22
  4. Step 4: Simplify right side
    4,477,278.48x = 15,716,332,303,706.15
  5. Step 5: Solve for x
    x = 15,716,332,303,706.15/4,477,278.48
  6. Step 6: Final answer
    x = 3,510,242.30

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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.