Home / 2,323,221.08-3,485,006.58-640,310

Finding the Fourth Proportional to 2,323,221.08, 3,485,006.58 and 640,310

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Solution

The fourth proportional to 2,323,221.08, 3,485,006.58 and 640,310 is: 960,513.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,323,221.08 : 3,485,006.58 = 640,310 : x
  2. Step 2: Convert to fraction form
    2,323,221.08/3,485,006.58 = 640,310/x
  3. Step 3: Cross multiply
    2,323,221.08x = 3,485,006.58 × 640,310
  4. Step 4: Simplify right side
    2,323,221.08x = 2,231,484,563,239.80
  5. Step 5: Solve for x
    x = 2,231,484,563,239.80/2,323,221.08
  6. Step 6: Final answer
    x = 960,513.22

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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.