Home / 1,536,721.83-2,118,704.72-1,260,060.38

Finding the Fourth Proportional to 1,536,721.83, 2,118,704.72 and 1,260,060.38

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Solution

The fourth proportional to 1,536,721.83, 2,118,704.72 and 1,260,060.38 is: 1,737,266.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,536,721.83 : 2,118,704.72 = 1,260,060.38 : x
  2. Step 2: Convert to fraction form
    1,536,721.83/2,118,704.72 = 1,260,060.38/x
  3. Step 3: Cross multiply
    1,536,721.83x = 2,118,704.72 × 1,260,060.38
  4. Step 4: Simplify right side
    1,536,721.83x = 2,669,695,874,590.99
  5. Step 5: Solve for x
    x = 2,669,695,874,590.99/1,536,721.83
  6. Step 6: Final answer
    x = 1,737,266.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.