Home / 1,630,601.52-2,250,154.94-905,495.60

Finding the Fourth Proportional to 1,630,601.52, 2,250,154.94 and 905,495.60

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Solution

The fourth proportional to 1,630,601.52, 2,250,154.94 and 905,495.60 is: 1,249,542.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,630,601.52 : 2,250,154.94 = 905,495.60 : x
  2. Step 2: Convert to fraction form
    1,630,601.52/2,250,154.94 = 905,495.60/x
  3. Step 3: Cross multiply
    1,630,601.52x = 2,250,154.94 × 905,495.60
  4. Step 4: Simplify right side
    1,630,601.52x = 2,037,505,397,488.26
  5. Step 5: Solve for x
    x = 2,037,505,397,488.26/1,630,601.52
  6. Step 6: Final answer
    x = 1,249,542.19

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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.