Home / 1,604,995.56-2,215,121.99-993,345.32

Finding the Fourth Proportional to 1,604,995.56, 2,215,121.99 and 993,345.32

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Solution

The fourth proportional to 1,604,995.56, 2,215,121.99 and 993,345.32 is: 1,370,957.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,604,995.56 : 2,215,121.99 = 993,345.32 : x
  2. Step 2: Convert to fraction form
    1,604,995.56/2,215,121.99 = 993,345.32/x
  3. Step 3: Cross multiply
    1,604,995.56x = 2,215,121.99 × 993,345.32
  4. Step 4: Simplify right side
    1,604,995.56x = 2,200,381,062,566.67
  5. Step 5: Solve for x
    x = 2,200,381,062,566.67/1,604,995.56
  6. Step 6: Final answer
    x = 1,370,957.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.