Home / 1,725,228.79-2,380,825.17-1,000,506.20

Finding the Fourth Proportional to 1,725,228.79, 2,380,825.17 and 1,000,506.20

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Solution

The fourth proportional to 1,725,228.79, 2,380,825.17 and 1,000,506.20 is: 1,380,704.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,725,228.79 : 2,380,825.17 = 1,000,506.20 : x
  2. Step 2: Convert to fraction form
    1,725,228.79/2,380,825.17 = 1,000,506.20/x
  3. Step 3: Cross multiply
    1,725,228.79x = 2,380,825.17 × 1,000,506.20
  4. Step 4: Simplify right side
    1,725,228.79x = 2,382,030,331,796.93
  5. Step 5: Solve for x
    x = 2,382,030,331,796.93/1,725,228.79
  6. Step 6: Final answer
    x = 1,380,704.03

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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.