Home / 4,345,378.60-6,519,623.10-1,821,807.40

Finding the Fourth Proportional to 4,345,378.60, 6,519,623.10 and 1,821,807.40

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Solution

The fourth proportional to 4,345,378.60, 6,519,623.10 and 1,821,807.40 is: 2,733,363.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,345,378.60 : 6,519,623.10 = 1,821,807.40 : x
  2. Step 2: Convert to fraction form
    4,345,378.60/6,519,623.10 = 1,821,807.40/x
  3. Step 3: Cross multiply
    4,345,378.60x = 6,519,623.10 × 1,821,807.40
  4. Step 4: Simplify right side
    4,345,378.60x = 11,877,497,608,790.94
  5. Step 5: Solve for x
    x = 11,877,497,608,790.94/4,345,378.60
  6. Step 6: Final answer
    x = 2,733,363.12

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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.