Home / 1,271,966.79-1,907,714.94-579,370.42

Finding the Fourth Proportional to 1,271,966.79, 1,907,714.94 and 579,370.42

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Solution

The fourth proportional to 1,271,966.79, 1,907,714.94 and 579,370.42 is: 868,948.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,271,966.79 : 1,907,714.94 = 579,370.42 : x
  2. Step 2: Convert to fraction form
    1,271,966.79/1,907,714.94 = 579,370.42/x
  3. Step 3: Cross multiply
    1,271,966.79x = 1,907,714.94 × 579,370.42
  4. Step 4: Simplify right side
    1,271,966.79x = 1,105,273,606,240.08
  5. Step 5: Solve for x
    x = 1,105,273,606,240.08/1,271,966.79
  6. Step 6: Final answer
    x = 868,948.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.