Home / 3,589,021.52-4,952,712.80-1,979,389.52

Finding the Fourth Proportional to 3,589,021.52, 4,952,712.80 and 1,979,389.52

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Solution

The fourth proportional to 3,589,021.52, 4,952,712.80 and 1,979,389.52 is: 2,731,482.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,589,021.52 : 4,952,712.80 = 1,979,389.52 : x
  2. Step 2: Convert to fraction form
    3,589,021.52/4,952,712.80 = 1,979,389.52/x
  3. Step 3: Cross multiply
    3,589,021.52x = 4,952,712.80 × 1,979,389.52
  4. Step 4: Simplify right side
    3,589,021.52x = 9,803,347,811,889.86
  5. Step 5: Solve for x
    x = 9,803,347,811,889.86/3,589,021.52
  6. Step 6: Final answer
    x = 2,731,482.04

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1.5x scale

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.