Home / 4,345,113.40-6,520,002.90-1,821,023.80

Finding the Fourth Proportional to 4,345,113.40, 6,520,002.90 and 1,821,023.80

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Solution

The fourth proportional to 4,345,113.40, 6,520,002.90 and 1,821,023.80 is: 2,732,513.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,345,113.40 : 6,520,002.90 = 1,821,023.80 : x
  2. Step 2: Convert to fraction form
    4,345,113.40/6,520,002.90 = 1,821,023.80/x
  3. Step 3: Cross multiply
    4,345,113.40x = 6,520,002.90 × 1,821,023.80
  4. Step 4: Simplify right side
    4,345,113.40x = 11,873,080,456,969.02
  5. Step 5: Solve for x
    x = 11,873,080,456,969.02/4,345,113.40
  6. Step 6: Final answer
    x = 2,732,513.37

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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.