Home / 1,631,310.60-2,446,965.90-1,505,339.40

Finding the Fourth Proportional to 1,631,310.60, 2,446,965.90 and 1,505,339.40

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Solution

The fourth proportional to 1,631,310.60, 2,446,965.90 and 1,505,339.40 is: 2,258,009.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,631,310.60 : 2,446,965.90 = 1,505,339.40 : x
  2. Step 2: Convert to fraction form
    1,631,310.60/2,446,965.90 = 1,505,339.40/x
  3. Step 3: Cross multiply
    1,631,310.60x = 2,446,965.90 × 1,505,339.40
  4. Step 4: Simplify right side
    1,631,310.60x = 3,683,514,179,726.46
  5. Step 5: Solve for x
    x = 3,683,514,179,726.46/1,631,310.60
  6. Step 6: Final answer
    x = 2,258,009.10

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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.