Home / 4,515,005.28-6,230,783.28-2,478,004.32

Finding the Fourth Proportional to 4,515,005.28, 6,230,783.28 and 2,478,004.32

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Solution

The fourth proportional to 4,515,005.28, 6,230,783.28 and 2,478,004.32 is: 3,419,687.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,515,005.28 : 6,230,783.28 = 2,478,004.32 : x
  2. Step 2: Convert to fraction form
    4,515,005.28/6,230,783.28 = 2,478,004.32/x
  3. Step 3: Cross multiply
    4,515,005.28x = 6,230,783.28 × 2,478,004.32
  4. Step 4: Simplify right side
    4,515,005.28x = 15,439,907,884,823.77
  5. Step 5: Solve for x
    x = 15,439,907,884,823.77/4,515,005.28
  6. Step 6: Final answer
    x = 3,419,687.67

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1.5x scale

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.