Home / 1,269,874.89-1,904,806.98-460,069.45

Finding the Fourth Proportional to 1,269,874.89, 1,904,806.98 and 460,069.45

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Solution

The fourth proportional to 1,269,874.89, 1,904,806.98 and 460,069.45 is: 690,102.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,269,874.89 : 1,904,806.98 = 460,069.45 : x
  2. Step 2: Convert to fraction form
    1,269,874.89/1,904,806.98 = 460,069.45/x
  3. Step 3: Cross multiply
    1,269,874.89x = 1,904,806.98 × 460,069.45
  4. Step 4: Simplify right side
    1,269,874.89x = 876,343,494,882.74
  5. Step 5: Solve for x
    x = 876,343,494,882.74/1,269,874.89
  6. Step 6: Final answer
    x = 690,102.23

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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.