Home / 1,203,849.64-1,661,276.54-659,966.84

Finding the Fourth Proportional to 1,203,849.64, 1,661,276.54 and 659,966.84

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Solution

The fourth proportional to 1,203,849.64, 1,661,276.54 and 659,966.84 is: 910,734.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203,849.64 : 1,661,276.54 = 659,966.84 : x
  2. Step 2: Convert to fraction form
    1,203,849.64/1,661,276.54 = 659,966.84/x
  3. Step 3: Cross multiply
    1,203,849.64x = 1,661,276.54 × 659,966.84
  4. Step 4: Simplify right side
    1,203,849.64x = 1,096,387,421,813.47
  5. Step 5: Solve for x
    x = 1,096,387,421,813.47/1,203,849.64
  6. Step 6: Final answer
    x = 910,734.52

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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.