Home / 2,045,780.11-3,068,558.81-625,836.18

Finding the Fourth Proportional to 2,045,780.11, 3,068,558.81 and 625,836.18

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Solution

The fourth proportional to 2,045,780.11, 3,068,558.81 and 625,836.18 is: 938,720.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,045,780.11 : 3,068,558.81 = 625,836.18 : x
  2. Step 2: Convert to fraction form
    2,045,780.11/3,068,558.81 = 625,836.18/x
  3. Step 3: Cross multiply
    2,045,780.11x = 3,068,558.81 × 625,836.18
  4. Step 4: Simplify right side
    2,045,780.11x = 1,920,415,134,480.55
  5. Step 5: Solve for x
    x = 1,920,415,134,480.55/2,045,780.11
  6. Step 6: Final answer
    x = 938,720.21

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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.