Home / 3,626,153.61-5,438,638.86-1,066,769.79

Finding the Fourth Proportional to 3,626,153.61, 5,438,638.86 and 1,066,769.79

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Solution

The fourth proportional to 3,626,153.61, 5,438,638.86 and 1,066,769.79 is: 1,599,980.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,626,153.61 : 5,438,638.86 = 1,066,769.79 : x
  2. Step 2: Convert to fraction form
    3,626,153.61/5,438,638.86 = 1,066,769.79/x
  3. Step 3: Cross multiply
    3,626,153.61x = 5,438,638.86 × 1,066,769.79
  4. Step 4: Simplify right side
    3,626,153.61x = 5,801,775,634,568.04
  5. Step 5: Solve for x
    x = 5,801,775,634,568.04/3,626,153.61
  6. Step 6: Final answer
    x = 1,599,980.66

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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.