Home / 1,586,475.09-2,379,207.24-521,270.01

Finding the Fourth Proportional to 1,586,475.09, 2,379,207.24 and 521,270.01

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Solution

The fourth proportional to 1,586,475.09, 2,379,207.24 and 521,270.01 is: 781,738.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,586,475.09 : 2,379,207.24 = 521,270.01 : x
  2. Step 2: Convert to fraction form
    1,586,475.09/2,379,207.24 = 521,270.01/x
  3. Step 3: Cross multiply
    1,586,475.09x = 2,379,207.24 × 521,270.01
  4. Step 4: Simplify right side
    1,586,475.09x = 1,240,209,381,786.87
  5. Step 5: Solve for x
    x = 1,240,209,381,786.87/1,586,475.09
  6. Step 6: Final answer
    x = 781,738.96

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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.