Home / 2,731,435.86-3,769,382.16-1,507,742.07

Finding the Fourth Proportional to 2,731,435.86, 3,769,382.16 and 1,507,742.07

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Solution

The fourth proportional to 2,731,435.86, 3,769,382.16 and 1,507,742.07 is: 2,080,684.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,731,435.86 : 3,769,382.16 = 1,507,742.07 : x
  2. Step 2: Convert to fraction form
    2,731,435.86/3,769,382.16 = 1,507,742.07/x
  3. Step 3: Cross multiply
    2,731,435.86x = 3,769,382.16 × 1,507,742.07
  4. Step 4: Simplify right side
    2,731,435.86x = 5,683,256,060,539.47
  5. Step 5: Solve for x
    x = 5,683,256,060,539.47/2,731,435.86
  6. Step 6: Final answer
    x = 2,080,684.43

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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.