Home / 1,369,928.60-2,055,372.67-423,299.32

Finding the Fourth Proportional to 1,369,928.60, 2,055,372.67 and 423,299.32

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Solution

The fourth proportional to 1,369,928.60, 2,055,372.67 and 423,299.32 is: 635,097.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,369,928.60 : 2,055,372.67 = 423,299.32 : x
  2. Step 2: Convert to fraction form
    1,369,928.60/2,055,372.67 = 423,299.32/x
  3. Step 3: Cross multiply
    1,369,928.60x = 2,055,372.67 × 423,299.32
  4. Step 4: Simplify right side
    1,369,928.60x = 870,037,848,948.28
  5. Step 5: Solve for x
    x = 870,037,848,948.28/1,369,928.60
  6. Step 6: Final answer
    x = 635,097.22

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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.