Home / 4,345,312.20-6,517,935.90-1,312,672.20

Finding the Fourth Proportional to 4,345,312.20, 6,517,935.90 and 1,312,672.20

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Solution

The fourth proportional to 4,345,312.20, 6,517,935.90 and 1,312,672.20 is: 1,968,998.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,345,312.20 : 6,517,935.90 = 1,312,672.20 : x
  2. Step 2: Convert to fraction form
    4,345,312.20/6,517,935.90 = 1,312,672.20/x
  3. Step 3: Cross multiply
    4,345,312.20x = 6,517,935.90 × 1,312,672.20
  4. Step 4: Simplify right side
    4,345,312.20x = 8,555,913,257,311.98
  5. Step 5: Solve for x
    x = 8,555,913,257,311.98/4,345,312.20
  6. Step 6: Final answer
    x = 1,968,998.51

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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.