Home / 3,000,165.82-4,140,239.73-1,623,509.38

Finding the Fourth Proportional to 3,000,165.82, 4,140,239.73 and 1,623,509.38

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Solution

The fourth proportional to 3,000,165.82, 4,140,239.73 and 1,623,509.38 is: 2,240,448.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,000,165.82 : 4,140,239.73 = 1,623,509.38 : x
  2. Step 2: Convert to fraction form
    3,000,165.82/4,140,239.73 = 1,623,509.38/x
  3. Step 3: Cross multiply
    3,000,165.82x = 4,140,239.73 × 1,623,509.38
  4. Step 4: Simplify right side
    3,000,165.82x = 6,721,718,037,103.67
  5. Step 5: Solve for x
    x = 6,721,718,037,103.67/3,000,165.82
  6. Step 6: Final answer
    x = 2,240,448.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.