Home / 1,786,620.76-2,680,089.90-507,246.82

Finding the Fourth Proportional to 1,786,620.76, 2,680,089.90 and 507,246.82

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Solution

The fourth proportional to 1,786,620.76, 2,680,089.90 and 507,246.82 is: 760,915.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,786,620.76 : 2,680,089.90 = 507,246.82 : x
  2. Step 2: Convert to fraction form
    1,786,620.76/2,680,089.90 = 507,246.82/x
  3. Step 3: Cross multiply
    1,786,620.76x = 2,680,089.90 × 507,246.82
  4. Step 4: Simplify right side
    1,786,620.76x = 1,359,467,079,089.12
  5. Step 5: Solve for x
    x = 1,359,467,079,089.12/1,786,620.76
  6. Step 6: Final answer
    x = 760,915.30

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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.