Home / 3,579,041.52-4,939,077.32-1,969,409.52

Finding the Fourth Proportional to 3,579,041.52, 4,939,077.32 and 1,969,409.52

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Solution

The fourth proportional to 3,579,041.52, 4,939,077.32 and 1,969,409.52 is: 2,717,785.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,579,041.52 : 4,939,077.32 = 1,969,409.52 : x
  2. Step 2: Convert to fraction form
    3,579,041.52/4,939,077.32 = 1,969,409.52/x
  3. Step 3: Cross multiply
    3,579,041.52x = 4,939,077.32 × 1,969,409.52
  4. Step 4: Simplify right side
    3,579,041.52x = 9,727,065,894,024.09
  5. Step 5: Solve for x
    x = 9,727,065,894,024.09/3,579,041.52
  6. Step 6: Final answer
    x = 2,717,785.15

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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.