Home / 3,010,154.16-4,154,015.57-1,721,021.61

Finding the Fourth Proportional to 3,010,154.16, 4,154,015.57 and 1,721,021.61

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Solution

The fourth proportional to 3,010,154.16, 4,154,015.57 and 1,721,021.61 is: 2,375,011.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,010,154.16 : 4,154,015.57 = 1,721,021.61 : x
  2. Step 2: Convert to fraction form
    3,010,154.16/4,154,015.57 = 1,721,021.61/x
  3. Step 3: Cross multiply
    3,010,154.16x = 4,154,015.57 × 1,721,021.61
  4. Step 4: Simplify right side
    3,010,154.16x = 7,149,150,564,246.47
  5. Step 5: Solve for x
    x = 7,149,150,564,246.47/3,010,154.16
  6. Step 6: Final answer
    x = 2,375,011.44

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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.