Home / 1,119,543.84-1,679,578.20-371,589.84

Finding the Fourth Proportional to 1,119,543.84, 1,679,578.20 and 371,589.84

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Solution

The fourth proportional to 1,119,543.84, 1,679,578.20 and 371,589.84 is: 557,471.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,543.84 : 1,679,578.20 = 371,589.84 : x
  2. Step 2: Convert to fraction form
    1,119,543.84/1,679,578.20 = 371,589.84/x
  3. Step 3: Cross multiply
    1,119,543.84x = 1,679,578.20 × 371,589.84
  4. Step 4: Simplify right side
    1,119,543.84x = 624,114,194,605.49
  5. Step 5: Solve for x
    x = 624,114,194,605.49/1,119,543.84
  6. Step 6: Final answer
    x = 557,471.87

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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.