Home / 1,286,934.52-1,775,968.92-706,161.46

Finding the Fourth Proportional to 1,286,934.52, 1,775,968.92 and 706,161.46

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Solution

The fourth proportional to 1,286,934.52, 1,775,968.92 and 706,161.46 is: 974,502.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,286,934.52 : 1,775,968.92 = 706,161.46 : x
  2. Step 2: Convert to fraction form
    1,286,934.52/1,775,968.92 = 706,161.46/x
  3. Step 3: Cross multiply
    1,286,934.52x = 1,775,968.92 × 706,161.46
  4. Step 4: Simplify right side
    1,286,934.52x = 1,254,120,805,461.82
  5. Step 5: Solve for x
    x = 1,254,120,805,461.82/1,286,934.52
  6. Step 6: Final answer
    x = 974,502.42

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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.