Home / 1,124,406.88-1,687,164.38-525,409.44

Finding the Fourth Proportional to 1,124,406.88, 1,687,164.38 and 525,409.44

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Solution

The fourth proportional to 1,124,406.88, 1,687,164.38 and 525,409.44 is: 788,373.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,406.88 : 1,687,164.38 = 525,409.44 : x
  2. Step 2: Convert to fraction form
    1,124,406.88/1,687,164.38 = 525,409.44/x
  3. Step 3: Cross multiply
    1,124,406.88x = 1,687,164.38 × 525,409.44
  4. Step 4: Simplify right side
    1,124,406.88x = 886,452,092,083.75
  5. Step 5: Solve for x
    x = 886,452,092,083.75/1,124,406.88
  6. Step 6: Final answer
    x = 788,373.06

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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.