Home / 2,477,220.51-3,715,836.57-680,128.59

Finding the Fourth Proportional to 2,477,220.51, 3,715,836.57 and 680,128.59

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Solution

The fourth proportional to 2,477,220.51, 3,715,836.57 and 680,128.59 is: 1,020,194.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,477,220.51 : 3,715,836.57 = 680,128.59 : x
  2. Step 2: Convert to fraction form
    2,477,220.51/3,715,836.57 = 680,128.59/x
  3. Step 3: Cross multiply
    2,477,220.51x = 3,715,836.57 × 680,128.59
  4. Step 4: Simplify right side
    2,477,220.51x = 2,527,246,687,024.54
  5. Step 5: Solve for x
    x = 2,527,246,687,024.54/2,477,220.51
  6. Step 6: Final answer
    x = 1,020,194.48

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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.