Home / 1,148,731.89-1,724,161.71-580,512.84

Finding the Fourth Proportional to 1,148,731.89, 1,724,161.71 and 580,512.84

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Solution

The fourth proportional to 1,148,731.89, 1,724,161.71 and 580,512.84 is: 871,306.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,148,731.89 : 1,724,161.71 = 580,512.84 : x
  2. Step 2: Convert to fraction form
    1,148,731.89/1,724,161.71 = 580,512.84/x
  3. Step 3: Cross multiply
    1,148,731.89x = 1,724,161.71 × 580,512.84
  4. Step 4: Simplify right side
    1,148,731.89x = 1,000,898,010,891.36
  5. Step 5: Solve for x
    x = 1,000,898,010,891.36/1,148,731.89
  6. Step 6: Final answer
    x = 871,306.89

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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.