Home / 2,107,283.67-2,908,051.74-1,140,414.21

Finding the Fourth Proportional to 2,107,283.67, 2,908,051.74 and 1,140,414.21

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Solution

The fourth proportional to 2,107,283.67, 2,908,051.74 and 1,140,414.21 is: 1,573,771.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,107,283.67 : 2,908,051.74 = 1,140,414.21 : x
  2. Step 2: Convert to fraction form
    2,107,283.67/2,908,051.74 = 1,140,414.21/x
  3. Step 3: Cross multiply
    2,107,283.67x = 2,908,051.74 × 1,140,414.21
  4. Step 4: Simplify right side
    2,107,283.67x = 3,316,383,527,711.23
  5. Step 5: Solve for x
    x = 3,316,383,527,711.23/2,107,283.67
  6. Step 6: Final answer
    x = 1,573,771.76

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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.