Home / 1,563,439.08-2,345,562.94-915,562.37

Finding the Fourth Proportional to 1,563,439.08, 2,345,562.94 and 915,562.37

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Solution

The fourth proportional to 1,563,439.08, 2,345,562.94 and 915,562.37 is: 1,373,580.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,563,439.08 : 2,345,562.94 = 915,562.37 : x
  2. Step 2: Convert to fraction form
    1,563,439.08/2,345,562.94 = 915,562.37/x
  3. Step 3: Cross multiply
    1,563,439.08x = 2,345,562.94 × 915,562.37
  4. Step 4: Simplify right side
    1,563,439.08x = 2,147,509,164,330.57
  5. Step 5: Solve for x
    x = 2,147,509,164,330.57/1,563,439.08
  6. Step 6: Final answer
    x = 1,373,580.33

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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.