Home / 4,874,245.28-6,724,340.88-2,939,430.72

Finding the Fourth Proportional to 4,874,245.28, 6,724,340.88 and 2,939,430.72

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Solution

The fourth proportional to 4,874,245.28, 6,724,340.88 and 2,939,430.72 is: 4,055,137.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,874,245.28 : 6,724,340.88 = 2,939,430.72 : x
  2. Step 2: Convert to fraction form
    4,874,245.28/6,724,340.88 = 2,939,430.72/x
  3. Step 3: Cross multiply
    4,874,245.28x = 6,724,340.88 × 2,939,430.72
  4. Step 4: Simplify right side
    4,874,245.28x = 19,765,734,154,423.84
  5. Step 5: Solve for x
    x = 19,765,734,154,423.84/4,874,245.28
  6. Step 6: Final answer
    x = 4,055,137.36

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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.