Home / 2,260,731.56-3,119,037.96-1,400,978.12

Finding the Fourth Proportional to 2,260,731.56, 3,119,037.96 and 1,400,978.12

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Solution

The fourth proportional to 2,260,731.56, 3,119,037.96 and 1,400,978.12 is: 1,932,871.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,260,731.56 : 3,119,037.96 = 1,400,978.12 : x
  2. Step 2: Convert to fraction form
    2,260,731.56/3,119,037.96 = 1,400,978.12/x
  3. Step 3: Cross multiply
    2,260,731.56x = 3,119,037.96 × 1,400,978.12
  4. Step 4: Simplify right side
    2,260,731.56x = 4,369,703,937,409.44
  5. Step 5: Solve for x
    x = 4,369,703,937,409.44/2,260,731.56
  6. Step 6: Final answer
    x = 1,932,871.65

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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.