Home / 1,478,954.58-2,218,558.92-519,327.72

Finding the Fourth Proportional to 1,478,954.58, 2,218,558.92 and 519,327.72

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Solution

The fourth proportional to 1,478,954.58, 2,218,558.92 and 519,327.72 is: 779,036.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,478,954.58 : 2,218,558.92 = 519,327.72 : x
  2. Step 2: Convert to fraction form
    1,478,954.58/2,218,558.92 = 519,327.72/x
  3. Step 3: Cross multiply
    1,478,954.58x = 2,218,558.92 × 519,327.72
  4. Step 4: Simplify right side
    1,478,954.58x = 1,152,159,145,609.26
  5. Step 5: Solve for x
    x = 1,152,159,145,609.26/1,478,954.58
  6. Step 6: Final answer
    x = 779,036.19

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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.