Home / 2,276,063.43-3,140,930.86-1,243,549.05

Finding the Fourth Proportional to 2,276,063.43, 3,140,930.86 and 1,243,549.05

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Solution

The fourth proportional to 2,276,063.43, 3,140,930.86 and 1,243,549.05 is: 1,716,077.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,276,063.43 : 3,140,930.86 = 1,243,549.05 : x
  2. Step 2: Convert to fraction form
    2,276,063.43/3,140,930.86 = 1,243,549.05/x
  3. Step 3: Cross multiply
    2,276,063.43x = 3,140,930.86 × 1,243,549.05
  4. Step 4: Simplify right side
    2,276,063.43x = 3,905,901,587,068.68
  5. Step 5: Solve for x
    x = 3,905,901,587,068.68/2,276,063.43
  6. Step 6: Final answer
    x = 1,716,077.65

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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.