Home / 1,454,143.65-2,182,211.87-507,514.38

Finding the Fourth Proportional to 1,454,143.65, 2,182,211.87 and 507,514.38

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Solution

The fourth proportional to 1,454,143.65, 2,182,211.87 and 507,514.38 is: 761,619.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,454,143.65 : 2,182,211.87 = 507,514.38 : x
  2. Step 2: Convert to fraction form
    1,454,143.65/2,182,211.87 = 507,514.38/x
  3. Step 3: Cross multiply
    1,454,143.65x = 2,182,211.87 × 507,514.38
  4. Step 4: Simplify right side
    1,454,143.65x = 1,107,503,901,694.12
  5. Step 5: Solve for x
    x = 1,107,503,901,694.12/1,454,143.65
  6. Step 6: Final answer
    x = 761,619.32

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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.