Home / 2,543,379.50-3,509,862.90-1,397,533.65

Finding the Fourth Proportional to 2,543,379.50, 3,509,862.90 and 1,397,533.65

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Solution

The fourth proportional to 2,543,379.50, 3,509,862.90 and 1,397,533.65 is: 1,928,596.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,543,379.50 : 3,509,862.90 = 1,397,533.65 : x
  2. Step 2: Convert to fraction form
    2,543,379.50/3,509,862.90 = 1,397,533.65/x
  3. Step 3: Cross multiply
    2,543,379.50x = 3,509,862.90 × 1,397,533.65
  4. Step 4: Simplify right side
    2,543,379.50x = 4,905,151,509,636.59
  5. Step 5: Solve for x
    x = 4,905,151,509,636.59/2,543,379.50
  6. Step 6: Final answer
    x = 1,928,596.00

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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.