Home / 1,150,912.76-1,588,223.21-634,688.42

Finding the Fourth Proportional to 1,150,912.76, 1,588,223.21 and 634,688.42

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Solution

The fourth proportional to 1,150,912.76, 1,588,223.21 and 634,688.42 is: 875,849.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,150,912.76 : 1,588,223.21 = 634,688.42 : x
  2. Step 2: Convert to fraction form
    1,150,912.76/1,588,223.21 = 634,688.42/x
  3. Step 3: Cross multiply
    1,150,912.76x = 1,588,223.21 × 634,688.42
  4. Step 4: Simplify right side
    1,150,912.76x = 1,008,026,868,647.67
  5. Step 5: Solve for x
    x = 1,008,026,868,647.67/1,150,912.76
  6. Step 6: Final answer
    x = 875,849.94

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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.