Home / 4,679,636.40-7,011,581.40-4,396,201.20

Finding the Fourth Proportional to 4,679,636.40, 7,011,581.40 and 4,396,201.20

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Solution

The fourth proportional to 4,679,636.40, 7,011,581.40 and 4,396,201.20 is: 6,586,905.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,679,636.40 : 7,011,581.40 = 4,396,201.20 : x
  2. Step 2: Convert to fraction form
    4,679,636.40/7,011,581.40 = 4,396,201.20/x
  3. Step 3: Cross multiply
    4,679,636.40x = 7,011,581.40 × 4,396,201.20
  4. Step 4: Simplify right side
    4,679,636.40x = 30,824,322,564,577.68
  5. Step 5: Solve for x
    x = 30,824,322,564,577.68/4,679,636.40
  6. Step 6: Final answer
    x = 6,586,905.46

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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.