Home / 3,000,399.71-4,140,519.93-1,623,713.58

Finding the Fourth Proportional to 3,000,399.71, 4,140,519.93 and 1,623,713.58

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Solution

The fourth proportional to 3,000,399.71, 4,140,519.93 and 1,623,713.58 is: 2,240,707.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,000,399.71 : 4,140,519.93 = 1,623,713.58 : x
  2. Step 2: Convert to fraction form
    3,000,399.71/4,140,519.93 = 1,623,713.58/x
  3. Step 3: Cross multiply
    3,000,399.71x = 4,140,519.93 × 1,623,713.58
  4. Step 4: Simplify right side
    3,000,399.71x = 6,723,018,438,601.65
  5. Step 5: Solve for x
    x = 6,723,018,438,601.65/3,000,399.71
  6. Step 6: Final answer
    x = 2,240,707.61

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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.