Home / 1,259,512.88-1,889,113.80-550,030.64

Finding the Fourth Proportional to 1,259,512.88, 1,889,113.80 and 550,030.64

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Solution

The fourth proportional to 1,259,512.88, 1,889,113.80 and 550,030.64 is: 824,978.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,259,512.88 : 1,889,113.80 = 550,030.64 : x
  2. Step 2: Convert to fraction form
    1,259,512.88/1,889,113.80 = 550,030.64/x
  3. Step 3: Cross multiply
    1,259,512.88x = 1,889,113.80 × 550,030.64
  4. Step 4: Simplify right side
    1,259,512.88x = 1,039,070,472,446.83
  5. Step 5: Solve for x
    x = 1,039,070,472,446.83/1,259,512.88
  6. Step 6: Final answer
    x = 824,978.04

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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.