Home / 1,785,833.67-2,678,743.21-648,593.67

Finding the Fourth Proportional to 1,785,833.67, 2,678,743.21 and 648,593.67

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Solution

The fourth proportional to 1,785,833.67, 2,678,743.21 and 648,593.67 is: 972,887.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,785,833.67 : 2,678,743.21 = 648,593.67 : x
  2. Step 2: Convert to fraction form
    1,785,833.67/2,678,743.21 = 648,593.67/x
  3. Step 3: Cross multiply
    1,785,833.67x = 2,678,743.21 × 648,593.67
  4. Step 4: Simplify right side
    1,785,833.67x = 1,737,415,889,561.48
  5. Step 5: Solve for x
    x = 1,737,415,889,561.48/1,785,833.67
  6. Step 6: Final answer
    x = 972,887.86

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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.