Home / 2,981,641.06-4,114,647.21-1,623,510.82

Finding the Fourth Proportional to 2,981,641.06, 4,114,647.21 and 1,623,510.82

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Solution

The fourth proportional to 2,981,641.06, 4,114,647.21 and 1,623,510.82 is: 2,240,435.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,981,641.06 : 4,114,647.21 = 1,623,510.82 : x
  2. Step 2: Convert to fraction form
    2,981,641.06/4,114,647.21 = 1,623,510.82/x
  3. Step 3: Cross multiply
    2,981,641.06x = 4,114,647.21 × 1,623,510.82
  4. Step 4: Simplify right side
    2,981,641.06x = 6,680,174,265,917.81
  5. Step 5: Solve for x
    x = 6,680,174,265,917.81/2,981,641.06
  6. Step 6: Final answer
    x = 2,240,435.43

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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.