Home / 4,721,928.80-7,082,893.20-1,529,346.20

Finding the Fourth Proportional to 4,721,928.80, 7,082,893.20 and 1,529,346.20

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Solution

The fourth proportional to 4,721,928.80, 7,082,893.20 and 1,529,346.20 is: 2,294,019.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,721,928.80 : 7,082,893.20 = 1,529,346.20 : x
  2. Step 2: Convert to fraction form
    4,721,928.80/7,082,893.20 = 1,529,346.20/x
  3. Step 3: Cross multiply
    4,721,928.80x = 7,082,893.20 × 1,529,346.20
  4. Step 4: Simplify right side
    4,721,928.80x = 10,832,195,800,425.84
  5. Step 5: Solve for x
    x = 10,832,195,800,425.84/4,721,928.80
  6. Step 6: Final answer
    x = 2,294,019.30

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1.5x scale

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.