Home / 2,981,669.32-4,114,710.66-1,623,629.80

Finding the Fourth Proportional to 2,981,669.32, 4,114,710.66 and 1,623,629.80

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Solution

The fourth proportional to 2,981,669.32, 4,114,710.66 and 1,623,629.80 is: 2,240,612.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,981,669.32 : 4,114,710.66 = 1,623,629.80 : x
  2. Step 2: Convert to fraction form
    2,981,669.32/4,114,710.66 = 1,623,629.80/x
  3. Step 3: Cross multiply
    2,981,669.32x = 4,114,710.66 × 1,623,629.80
  4. Step 4: Simplify right side
    2,981,669.32x = 6,680,766,845,953.67
  5. Step 5: Solve for x
    x = 6,680,766,845,953.67/2,981,669.32
  6. Step 6: Final answer
    x = 2,240,612.93

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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.