Home / 1,397,634.61-2,096,498.53-386,671.91

Finding the Fourth Proportional to 1,397,634.61, 2,096,498.53 and 386,671.91

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Solution

The fourth proportional to 1,397,634.61, 2,096,498.53 and 386,671.91 is: 580,020.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,397,634.61 : 2,096,498.53 = 386,671.91 : x
  2. Step 2: Convert to fraction form
    1,397,634.61/2,096,498.53 = 386,671.91/x
  3. Step 3: Cross multiply
    1,397,634.61x = 2,096,498.53 × 386,671.91
  4. Step 4: Simplify right side
    1,397,634.61x = 810,657,090,907.29
  5. Step 5: Solve for x
    x = 810,657,090,907.29/1,397,634.61
  6. Step 6: Final answer
    x = 580,020.76

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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.