Home / 1,630,854.52-2,250,653.97-905,705.44

Finding the Fourth Proportional to 1,630,854.52, 2,250,653.97 and 905,705.44

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Solution

The fourth proportional to 1,630,854.52, 2,250,653.97 and 905,705.44 is: 1,249,915.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,630,854.52 : 2,250,653.97 = 905,705.44 : x
  2. Step 2: Convert to fraction form
    1,630,854.52/2,250,653.97 = 905,705.44/x
  3. Step 3: Cross multiply
    1,630,854.52x = 2,250,653.97 × 905,705.44
  4. Step 4: Simplify right side
    1,630,854.52x = 2,038,429,544,186.60
  5. Step 5: Solve for x
    x = 2,038,429,544,186.60/1,630,854.52
  6. Step 6: Final answer
    x = 1,249,915.01

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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.