Home / 3,010,154.16-4,154,015.58-1,721,021.61

Finding the Fourth Proportional to 3,010,154.16, 4,154,015.58 and 1,721,021.61

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Solution

The fourth proportional to 3,010,154.16, 4,154,015.58 and 1,721,021.61 is: 2,375,011.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,010,154.16 : 4,154,015.58 = 1,721,021.61 : x
  2. Step 2: Convert to fraction form
    3,010,154.16/4,154,015.58 = 1,721,021.61/x
  3. Step 3: Cross multiply
    3,010,154.16x = 4,154,015.58 × 1,721,021.61
  4. Step 4: Simplify right side
    3,010,154.16x = 7,149,150,581,456.69
  5. Step 5: Solve for x
    x = 7,149,150,581,456.69/3,010,154.16
  6. Step 6: Final answer
    x = 2,375,011.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.