Home / 2,890,832.79-3,989,510.82-1,650,809.26

Finding the Fourth Proportional to 2,890,832.79, 3,989,510.82 and 1,650,809.26

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Solution

The fourth proportional to 2,890,832.79, 3,989,510.82 and 1,650,809.26 is: 2,278,209.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,890,832.79 : 3,989,510.82 = 1,650,809.26 : x
  2. Step 2: Convert to fraction form
    2,890,832.79/3,989,510.82 = 1,650,809.26/x
  3. Step 3: Cross multiply
    2,890,832.79x = 3,989,510.82 × 1,650,809.26
  4. Step 4: Simplify right side
    2,890,832.79x = 6,585,921,409,513.08
  5. Step 5: Solve for x
    x = 6,585,921,409,513.08/2,890,832.79
  6. Step 6: Final answer
    x = 2,278,209.04

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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.