Home / 1,586,543.40-2,379,815.10-1,562,923.80

Finding the Fourth Proportional to 1,586,543.40, 2,379,815.10 and 1,562,923.80

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Solution

The fourth proportional to 1,586,543.40, 2,379,815.10 and 1,562,923.80 is: 2,344,385.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,586,543.40 : 2,379,815.10 = 1,562,923.80 : x
  2. Step 2: Convert to fraction form
    1,586,543.40/2,379,815.10 = 1,562,923.80/x
  3. Step 3: Cross multiply
    1,586,543.40x = 2,379,815.10 × 1,562,923.80
  4. Step 4: Simplify right side
    1,586,543.40x = 3,719,469,659,389.38
  5. Step 5: Solve for x
    x = 3,719,469,659,389.38/1,586,543.40
  6. Step 6: Final answer
    x = 2,344,385.70

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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.