Home / 2,240,986.60-3,360,967.26-643,537

Finding the Fourth Proportional to 2,240,986.60, 3,360,967.26 and 643,537

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Solution

The fourth proportional to 2,240,986.60, 3,360,967.26 and 643,537 is: 965,158.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,240,986.60 : 3,360,967.26 = 643,537 : x
  2. Step 2: Convert to fraction form
    2,240,986.60/3,360,967.26 = 643,537/x
  3. Step 3: Cross multiply
    2,240,986.60x = 3,360,967.26 × 643,537
  4. Step 4: Simplify right side
    2,240,986.60x = 2,162,906,787,598.62
  5. Step 5: Solve for x
    x = 2,162,906,787,598.62/2,240,986.60
  6. Step 6: Final answer
    x = 965,158.29

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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.