Home / 4,724,813.20-7,087,219.80-3,885,005.20

Finding the Fourth Proportional to 4,724,813.20, 7,087,219.80 and 3,885,005.20

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Solution

The fourth proportional to 4,724,813.20, 7,087,219.80 and 3,885,005.20 is: 5,827,507.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,724,813.20 : 7,087,219.80 = 3,885,005.20 : x
  2. Step 2: Convert to fraction form
    4,724,813.20/7,087,219.80 = 3,885,005.20/x
  3. Step 3: Cross multiply
    4,724,813.20x = 7,087,219.80 × 3,885,005.20
  4. Step 4: Simplify right side
    4,724,813.20x = 27,533,885,776,542.96
  5. Step 5: Solve for x
    x = 27,533,885,776,542.96/4,724,813.20
  6. Step 6: Final answer
    x = 5,827,507.80

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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.