Home / 1,582,157.68-2,379,971.22-1,434,182.38

Finding the Fourth Proportional to 1,582,157.68, 2,379,971.22 and 1,434,182.38

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Solution

The fourth proportional to 1,582,157.68, 2,379,971.22 and 1,434,182.38 is: 2,157,378.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,582,157.68 : 2,379,971.22 = 1,434,182.38 : x
  2. Step 2: Convert to fraction form
    1,582,157.68/2,379,971.22 = 1,434,182.38/x
  3. Step 3: Cross multiply
    1,582,157.68x = 2,379,971.22 × 1,434,182.38
  4. Step 4: Simplify right side
    1,582,157.68x = 3,413,312,788,631.10
  5. Step 5: Solve for x
    x = 3,413,312,788,631.10/1,582,157.68
  6. Step 6: Final answer
    x = 2,157,378.39

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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.