Home / 3,641,812.20-5,462,199.90-1,245,767.40

Finding the Fourth Proportional to 3,641,812.20, 5,462,199.90 and 1,245,767.40

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Solution

The fourth proportional to 3,641,812.20, 5,462,199.90 and 1,245,767.40 is: 1,868,473.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,641,812.20 : 5,462,199.90 = 1,245,767.40 : x
  2. Step 2: Convert to fraction form
    3,641,812.20/5,462,199.90 = 1,245,767.40/x
  3. Step 3: Cross multiply
    3,641,812.20x = 5,462,199.90 × 1,245,767.40
  4. Step 4: Simplify right side
    3,641,812.20x = 6,804,630,567,703.26
  5. Step 5: Solve for x
    x = 6,804,630,567,703.26/3,641,812.20
  6. Step 6: Final answer
    x = 1,868,473.77

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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.