Home / 1,820,930.54-2,512,883.76-1,005,134

Finding the Fourth Proportional to 1,820,930.54, 2,512,883.76 and 1,005,134

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Solution

The fourth proportional to 1,820,930.54, 2,512,883.76 and 1,005,134 is: 1,387,084.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,820,930.54 : 2,512,883.76 = 1,005,134 : x
  2. Step 2: Convert to fraction form
    1,820,930.54/2,512,883.76 = 1,005,134/x
  3. Step 3: Cross multiply
    1,820,930.54x = 2,512,883.76 × 1,005,134
  4. Step 4: Simplify right side
    1,820,930.54x = 2,525,784,905,223.84
  5. Step 5: Solve for x
    x = 2,525,784,905,223.84/1,820,930.54
  6. Step 6: Final answer
    x = 1,387,084.71

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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.