Home / 1,728,012.55-2,592,018.83-1,518,060.55

Finding the Fourth Proportional to 1,728,012.55, 2,592,018.83 and 1,518,060.55

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Solution

The fourth proportional to 1,728,012.55, 2,592,018.83 and 1,518,060.55 is: 2,277,090.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,728,012.55 : 2,592,018.83 = 1,518,060.55 : x
  2. Step 2: Convert to fraction form
    1,728,012.55/2,592,018.83 = 1,518,060.55/x
  3. Step 3: Cross multiply
    1,728,012.55x = 2,592,018.83 × 1,518,060.55
  4. Step 4: Simplify right side
    1,728,012.55x = 3,934,841,523,089.85
  5. Step 5: Solve for x
    x = 3,934,841,523,089.85/1,728,012.55
  6. Step 6: Final answer
    x = 2,277,090.83

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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.