Home / 2,979,581.46-4,111,332.30-1,876,841.52

Finding the Fourth Proportional to 2,979,581.46, 4,111,332.30 and 1,876,841.52

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Solution

The fourth proportional to 2,979,581.46, 4,111,332.30 and 1,876,841.52 is: 2,589,732.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,979,581.46 : 4,111,332.30 = 1,876,841.52 : x
  2. Step 2: Convert to fraction form
    2,979,581.46/4,111,332.30 = 1,876,841.52/x
  3. Step 3: Cross multiply
    2,979,581.46x = 4,111,332.30 × 1,876,841.52
  4. Step 4: Simplify right side
    2,979,581.46x = 7,716,319,163,157.10
  5. Step 5: Solve for x
    x = 7,716,319,163,157.10/2,979,581.46
  6. Step 6: Final answer
    x = 2,589,732.57

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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.