Home / 1,055,054.92-1,580,779.31-753,997.36

Finding the Fourth Proportional to 1,055,054.92, 1,580,779.31 and 753,997.36

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Solution

The fourth proportional to 1,055,054.92, 1,580,779.31 and 753,997.36 is: 1,129,707.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,054.92 : 1,580,779.31 = 753,997.36 : x
  2. Step 2: Convert to fraction form
    1,055,054.92/1,580,779.31 = 753,997.36/x
  3. Step 3: Cross multiply
    1,055,054.92x = 1,580,779.31 × 753,997.36
  4. Step 4: Simplify right side
    1,055,054.92x = 1,191,903,424,415.67
  5. Step 5: Solve for x
    x = 1,191,903,424,415.67/1,055,054.92
  6. Step 6: Final answer
    x = 1,129,707.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.