Home / 2,147,613.52-3,221,439.68-651,705.52

Finding the Fourth Proportional to 2,147,613.52, 3,221,439.68 and 651,705.52

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Solution

The fourth proportional to 2,147,613.52, 3,221,439.68 and 651,705.52 is: 977,564.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,147,613.52 : 3,221,439.68 = 651,705.52 : x
  2. Step 2: Convert to fraction form
    2,147,613.52/3,221,439.68 = 651,705.52/x
  3. Step 3: Cross multiply
    2,147,613.52x = 3,221,439.68 × 651,705.52
  4. Step 4: Simplify right side
    2,147,613.52x = 2,099,430,021,803.03
  5. Step 5: Solve for x
    x = 2,099,430,021,803.03/2,147,613.52
  6. Step 6: Final answer
    x = 977,564.17

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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.