Home / 1,696,801.41-2,547,046.49-686,618.82

Finding the Fourth Proportional to 1,696,801.41, 2,547,046.49 and 686,618.82

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Solution

The fourth proportional to 1,696,801.41, 2,547,046.49 and 686,618.82 is: 1,030,674.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,696,801.41 : 2,547,046.49 = 686,618.82 : x
  2. Step 2: Convert to fraction form
    1,696,801.41/2,547,046.49 = 686,618.82/x
  3. Step 3: Cross multiply
    1,696,801.41x = 2,547,046.49 × 686,618.82
  4. Step 4: Simplify right side
    1,696,801.41x = 1,748,850,052,015.85
  5. Step 5: Solve for x
    x = 1,748,850,052,015.85/1,696,801.41
  6. Step 6: Final answer
    x = 1,030,674.56

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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.