Home / 2,939,983.56-4,410,532.62-1,020,819.78

Finding the Fourth Proportional to 2,939,983.56, 4,410,532.62 and 1,020,819.78

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Solution

The fourth proportional to 2,939,983.56, 4,410,532.62 and 1,020,819.78 is: 1,531,423.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,939,983.56 : 4,410,532.62 = 1,020,819.78 : x
  2. Step 2: Convert to fraction form
    2,939,983.56/4,410,532.62 = 1,020,819.78/x
  3. Step 3: Cross multiply
    2,939,983.56x = 4,410,532.62 × 1,020,819.78
  4. Step 4: Simplify right side
    2,939,983.56x = 4,502,358,938,831.22
  5. Step 5: Solve for x
    x = 4,502,358,938,831.22/2,939,983.56
  6. Step 6: Final answer
    x = 1,531,423.17

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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.