Home / 4,038,623.91-5,579,378.61-2,646,493.86

Finding the Fourth Proportional to 4,038,623.91, 5,579,378.61 and 2,646,493.86

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Solution

The fourth proportional to 4,038,623.91, 5,579,378.61 and 2,646,493.86 is: 3,656,144.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,038,623.91 : 5,579,378.61 = 2,646,493.86 : x
  2. Step 2: Convert to fraction form
    4,038,623.91/5,579,378.61 = 2,646,493.86/x
  3. Step 3: Cross multiply
    4,038,623.91x = 5,579,378.61 × 2,646,493.86
  4. Step 4: Simplify right side
    4,038,623.91x = 14,765,791,233,980.33
  5. Step 5: Solve for x
    x = 14,765,791,233,980.33/4,038,623.91
  6. Step 6: Final answer
    x = 3,656,144.16

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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.