Home / 1,251,254.08-1,726,742.96-678,293.04

Finding the Fourth Proportional to 1,251,254.08, 1,726,742.96 and 678,293.04

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Solution

The fourth proportional to 1,251,254.08, 1,726,742.96 and 678,293.04 is: 936,051.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,251,254.08 : 1,726,742.96 = 678,293.04 : x
  2. Step 2: Convert to fraction form
    1,251,254.08/1,726,742.96 = 678,293.04/x
  3. Step 3: Cross multiply
    1,251,254.08x = 1,726,742.96 × 678,293.04
  4. Step 4: Simplify right side
    1,251,254.08x = 1,171,237,731,637.00
  5. Step 5: Solve for x
    x = 1,171,237,731,637.00/1,251,254.08
  6. Step 6: Final answer
    x = 936,051.08

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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.