Home / 1,647,666.74-2,471,734.11-510,518.32

Finding the Fourth Proportional to 1,647,666.74, 2,471,734.11 and 510,518.32

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Solution

The fourth proportional to 1,647,666.74, 2,471,734.11 and 510,518.32 is: 765,849.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,647,666.74 : 2,471,734.11 = 510,518.32 : x
  2. Step 2: Convert to fraction form
    1,647,666.74/2,471,734.11 = 510,518.32/x
  3. Step 3: Cross multiply
    1,647,666.74x = 2,471,734.11 × 510,518.32
  4. Step 4: Simplify right side
    1,647,666.74x = 1,261,865,546,574.92
  5. Step 5: Solve for x
    x = 1,261,865,546,574.92/1,647,666.74
  6. Step 6: Final answer
    x = 765,849.98

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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.