Home / 1,762,688.37-2,431,614.45-1,151,198.91

Finding the Fourth Proportional to 1,762,688.37, 2,431,614.45 and 1,151,198.91

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Solution

The fourth proportional to 1,762,688.37, 2,431,614.45 and 1,151,198.91 is: 1,588,069.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,762,688.37 : 2,431,614.45 = 1,151,198.91 : x
  2. Step 2: Convert to fraction form
    1,762,688.37/2,431,614.45 = 1,151,198.91/x
  3. Step 3: Cross multiply
    1,762,688.37x = 2,431,614.45 × 1,151,198.91
  4. Step 4: Simplify right side
    1,762,688.37x = 2,799,271,904,380.25
  5. Step 5: Solve for x
    x = 2,799,271,904,380.25/1,762,688.37
  6. Step 6: Final answer
    x = 1,588,069.65

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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.