Home / 2,460,441.40-3,690,662.10-687,513.40

Finding the Fourth Proportional to 2,460,441.40, 3,690,662.10 and 687,513.40

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Solution

The fourth proportional to 2,460,441.40, 3,690,662.10 and 687,513.40 is: 1,031,270.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,460,441.40 : 3,690,662.10 = 687,513.40 : x
  2. Step 2: Convert to fraction form
    2,460,441.40/3,690,662.10 = 687,513.40/x
  3. Step 3: Cross multiply
    2,460,441.40x = 3,690,662.10 × 687,513.40
  4. Step 4: Simplify right side
    2,460,441.40x = 2,537,379,648,622.14
  5. Step 5: Solve for x
    x = 2,537,379,648,622.14/2,460,441.40
  6. Step 6: Final answer
    x = 1,031,270.10

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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.