Home / 1,786,720.15-2,680,182.38-507,227.55

Finding the Fourth Proportional to 1,786,720.15, 2,680,182.38 and 507,227.55

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Solution

The fourth proportional to 1,786,720.15, 2,680,182.38 and 507,227.55 is: 760,870.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,786,720.15 : 2,680,182.38 = 507,227.55 : x
  2. Step 2: Convert to fraction form
    1,786,720.15/2,680,182.38 = 507,227.55/x
  3. Step 3: Cross multiply
    1,786,720.15x = 2,680,182.38 × 507,227.55
  4. Step 4: Simplify right side
    1,786,720.15x = 1,359,462,342,160.57
  5. Step 5: Solve for x
    x = 1,359,462,342,160.57/1,786,720.15
  6. Step 6: Final answer
    x = 760,870.33

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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.