Home / 2,107,625.74-2,908,532.34-1,140,755.78

Finding the Fourth Proportional to 2,107,625.74, 2,908,532.34 and 1,140,755.78

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Solution

The fourth proportional to 2,107,625.74, 2,908,532.34 and 1,140,755.78 is: 1,574,247.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,107,625.74 : 2,908,532.34 = 1,140,755.78 : x
  2. Step 2: Convert to fraction form
    2,107,625.74/2,908,532.34 = 1,140,755.78/x
  3. Step 3: Cross multiply
    2,107,625.74x = 2,908,532.34 × 1,140,755.78
  4. Step 4: Simplify right side
    2,107,625.74x = 3,317,925,078,171.93
  5. Step 5: Solve for x
    x = 3,317,925,078,171.93/2,107,625.74
  6. Step 6: Final answer
    x = 1,574,247.75

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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.