Home / 1,600,501.72-2,398,087.14-1,126,190.61

Finding the Fourth Proportional to 1,600,501.72, 2,398,087.14 and 1,126,190.61

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Solution

The fourth proportional to 1,600,501.72, 2,398,087.14 and 1,126,190.61 is: 1,687,410.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,600,501.72 : 2,398,087.14 = 1,126,190.61 : x
  2. Step 2: Convert to fraction form
    1,600,501.72/2,398,087.14 = 1,126,190.61/x
  3. Step 3: Cross multiply
    1,600,501.72x = 2,398,087.14 × 1,126,190.61
  4. Step 4: Simplify right side
    1,600,501.72x = 2,700,703,219,029.76
  5. Step 5: Solve for x
    x = 2,700,703,219,029.76/1,600,501.72
  6. Step 6: Final answer
    x = 1,687,410.38

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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.