Home / 4,705,257.60-7,048,555.20-2,806,358.40

Finding the Fourth Proportional to 4,705,257.60, 7,048,555.20 and 2,806,358.40

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Solution

The fourth proportional to 4,705,257.60, 7,048,555.20 and 2,806,358.40 is: 4,203,972.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,705,257.60 : 7,048,555.20 = 2,806,358.40 : x
  2. Step 2: Convert to fraction form
    4,705,257.60/7,048,555.20 = 2,806,358.40/x
  3. Step 3: Cross multiply
    4,705,257.60x = 7,048,555.20 × 2,806,358.40
  4. Step 4: Simplify right side
    4,705,257.60x = 19,780,772,093,383.68
  5. Step 5: Solve for x
    x = 19,780,772,093,383.68/4,705,257.60
  6. Step 6: Final answer
    x = 4,203,972.19

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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.